{"id":91,"date":"2025-12-30T09:29:24","date_gmt":"2025-12-30T01:29:24","guid":{"rendered":"http:\/\/shr1mp.top\/?p=91"},"modified":"2026-01-24T11:39:23","modified_gmt":"2026-01-24T03:39:23","slug":"base%e5%ae%b6%e6%97%8f","status":"publish","type":"post","link":"http:\/\/shr1mp.top\/index.php\/2025\/12\/30\/base%e5%ae%b6%e6%97%8f\/","title":{"rendered":"Base\u5bb6\u65cf"},"content":{"rendered":"\n

\u8be6\u7ec6\u8bf7\u770b\uff1ahttps:\/\/www.cnblogs.com\/0yst3r-2046\/p\/11962942.html<\/a><\/p>\n\n\n\n

\u672c\u6587\u53c2\u8003\uff1ahttps:\/\/blog.csdn.net\/Sciurdae\/article\/details\/133642336<\/a><\/p>\n\n\n\n

<\/p>\n\n\n\n

Base16<\/h2>\n\n\n\n

base16\u7f16\u7801\u4e5f\u79f0\u4e3a\u5341\u516d\u8fdb\u5236\u7f16\u7801\u6216Hex\u7f16\u7801\uff0c\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8868\u793a\u4e3a\u5341\u516d\u8fdb\u5236\u6570\u5b57\u548c\u5b57\u7b26\u7684\u65b9\u6cd5\u3002\u5b83\u4f7f\u752816\u4e2a\u5b57\u7b26\uff080-9\u548cA-F\uff09\u6765\u8868\u793a4\u4f4d\u4e8c\u8fdb\u5236\u6570\u7684\u6bcf\u4e2a\u7ec4\u5408\u3002<\/p>\n\n\n\n

\u7f16\u7801\u539f\u7406\uff1a<\/strong><\/p>\n\n\n\n

\u7531\u4e8e4bit\u5c31\u53ef\u4ee5\u8868\u793a2^4 = 16\u4e2a\u5b57\u7b26\u3002\u6240\u4ee5\u75284bit\u53ef\u4ee5\u8868\u793a\u6240\u6709\u7684\u5341\u516d\u8fdb\u5236\u6570\u3002<\/p>\n\n\n\n

1byte\uff1d8bit \u6240\u4ee51byte = \u4fe9\u4e2a\u5341\u516d\u8fdb\u5236\u6570\u636e\u3002<\/p>\n\n\n\n

\u8fd9\u91cc\u5c31\u6d89\u53ca\u4e00\u4e2a\u5b57\u8282\u5e8f\u7684\u95ee\u9898\uff1a\u662f\u7528\u5927\u7aef\u6a21\u5f0f\u8fd8\u662f\u5c0f\u7aef\u6a21\u5f0f\uff1fBase16\u7f16\u7801\u660e\u786e\u8868\u660e\u662f\u7528\u5c0f\u7aef\u6a21\u5f0f\u5b58\u50a8\u3002<\/p>\n\n\n\n

\u7f16\u7801\u8fc7\u7a0b\uff1a<\/p>\n\n\n\n

1.\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u5272\u4e3a4\u4e2a\u4e00\u7ec4<\/p>\n\n\n\n

2.\u6620\u5c04\uff0c\u5c06\u6bcf\u56db\u4f4d\u4e8c\u8fdb\u5236\u6570\u636e\u6620\u5c04\u5230\u5bf9\u5e94\u7684base16\u5b57\u7b26\u3002\u5982\u4e0b\uff1a
<\/p>\n\n\n\n

0000 -> 0\n0001 -> 1\n0010 -> 2\n0011 -> 3\n0100 -> 4\n0101 -> 5\n0110 -> 6\n0111 -> 7\n1000 -> 8\n1001 -> 9\n1010 -> A\n1011 -> B\n1100 -> C\n1101 -> D\n1110 -> E\n1111 -> F<\/code><\/pre>\n\n\n\n

<\/p>\n\n\n\n
3.\u7f16\u7801<\/p>\n\n\n\n
4.\u586b\u5145\uff08\u53ef\u9009\uff09\uff1a\u82e5\u4e8c\u8fdb\u5236\u6570\u636e\u4e0d\u662f4\u7684\u500d\u6570\uff0c\u5c31\u5728\u540e\u9762\u586b\u51450\uff1b<\/p>\n\n\n\n
base32\u7f16\u7801<\/h2>\n\n\n\n
Base32\u7f16\u7801\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u4f7f\u752832\u4e2a\u4e0d\u540c\u5b57\u7b26\u8868\u793a\u7684\u6587\u672c\u7f16\u7801\u65b9\u5f0f<\/p>\n\n\n\n
\u7531\u4e8e5bit\u5c31\u53ef\u4ee5\u8868\u793a2^5 = 32\u4e2a\u5b57\u7b26\u3002\u6240\u4ee5base32\u5c31\u662f\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u5272\u62105\u4e2a\u4e00\u7ec4\uff0c\u5982\u679c\u7ed3\u5c3e\u4e0d\u6ee1\u8db35\u7684\u500d\u6570\uff0c\u5c31\u7528\u201c=\u201d\u586b\u5145\uff0c\u4e4b\u540e\u518d\u6839\u636ebase32\u7d22\u5f15\u8868\uff0c\u8fdb\u884c\u7f16\u7801\u3002<\/p>\n\n\n\n
base32\u7d22\u5f15\u8868\uff1a<\/strong>
<\/p>\n\n\n\n
00000 -> A\n00001 -> B\n00010 -> C\n00011 -> D\n00100 -> E\n00101 -> F\n00110 -> G\n00111 -> H\n01000 -> I\n01001 -> J\n01010 -> K\n01011 -> L\n01100 -> M\n01101 -> N\n01110 -> O\n01111 -> P\n10000 -> Q\n10001 -> R\n10010 -> S\n10011 -> T\n10100 -> U\n10101 -> V\n10110 -> W\n10111 -> X\n11000 -> Y\n11001 -> Z\n11010 -> 2\n11011 -> 3\n11100 -> 4\n11101 -> 5\n11110 -> 6\n11111 -> 7<\/code><\/pre>\n\n\n\n

Base32\u7f16\u7801\u901a\u5e38\u7528\u4e8e\u9700\u8981\u5728\u6587\u672c\u73af\u5883\u4e2d\u8868\u793a\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u573a\u666f\uff0c\u4f8b\u5982\u7535\u5b50\u90ae\u4ef6\u4e2d\u7684\u9644\u4ef6\u7f16\u7801\u3001URL\u4e2d\u7684\u53c2\u6570\u4f20\u9012\u7b49\u3002<\/p>\n\n\n\n
base58\u7f16\u7801<\/h2>\n\n\n\n
Base58\u7f16\u7801\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u6587\u672c\u7f16\u7801\u7684\u65b9\u6cd5\uff0c\u901a\u5e38\u7528\u4e8e\u8868\u793a\u52a0\u5bc6\u8d27\u5e01\u5730\u5740\u548c\u5176\u4ed6\u6570\u636e\u3002<\/p>\n\n\n\n
\u539f\u7406\uff1a<\/p>\n\n\n\n
1\u3001\u51c6\u5907\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\uff1a \u5c06\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u51c6\u5907\u597d\uff0c\u901a\u5e38\u662f\u5b57\u8282\u7684\u5f62\u5f0f\u3002

2\u3001\u6dfb\u52a0\u7248\u672c\u524d\u7f00\uff08\u53ef\u9009\uff09\uff1a \u5728\u67d0\u4e9b\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u5728\u4e8c\u8fdb\u5236\u6570\u636e\u524d\u6dfb\u52a0\u4e00\u4e2a\u7248\u672c\u524d\u7f00\uff0c\u4ee5\u6807\u8bc6\u6570\u636e\u7684\u7c7b\u578b\u6216\u7528\u9014\u3002\u8fd9\u662f\u53ef\u9009\u7684\u6b65\u9aa4\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u7f16\u7801\u7684\u9700\u6c42\u3002

3\u3001\u8ba1\u7b97\u6821\u9a8c\u548c\uff08\u53ef\u9009\uff09\uff1a \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u8ba1\u7b97\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u6821\u9a8c\u548c\u5e76\u9644\u52a0\u5230\u6570\u636e\u7684\u672b\u5c3e\uff0c\u4ee5\u589e\u52a0\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u5b89\u5168\u6027\u3002\u8fd9\u4e5f\u662f\u53ef\u9009\u7684\u6b65\u9aa4\u3002

4\u3001Base58\u7f16\u7801\uff1a \u5c06\u7ecf\u8fc7\u524d\u4e24\u6b65\uff08\u6dfb\u52a0\u7248\u672c\u524d\u7f00\u548c\u8ba1\u7b97\u6821\u9a8c\u548c\uff0c\u5982\u679c\u9002\u7528\uff09\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3aBase58\u7f16\u7801\u7684\u6587\u672c\u3002\u7f16\u7801\u8fc7\u7a0b\u5982\u4e0b\uff1a
----------------------------------------------------------------------------------------------------------
    Base58\u5b57\u7b26\u96c6\u901a\u5e38\u5305\u62ec58\u4e2a\u5b57\u7b26\uff0c\u901a\u5e38\u662f\u7531\u9664\u53bb\u6613\u6df7\u6dc6\u7684\u5b57\u7b26\uff08\u59820\u3001O\u3001I\u548cl\uff09\u4ee5\u53ca\u53ef\u80fd\u5f15\u8d77\u6b67\u4e49\u7684\u5b57\u7b26\uff08\u5982+\u548c\/\uff09\u7684\u5b57\u7b26\u96c6\u6784\u6210\u3002
    \u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u89c6\u4e3a\u4e00\u4e2a\u5927\u6574\u6570\uff0c\u4f7f\u7528Base58\u5b57\u7b26\u96c6\u4e2d\u7684\u5b57\u7b26\u4f5c\u4e3a\u6570\u5b57\u7684\u57fa\u6570\u3002
    \u5c06\u5927\u6574\u6570\u9664\u4ee558\uff0c\u8bb0\u5f55\u4f59\u6570\uff0c\u5e76\u7ee7\u7eed\u9664\u4ee558\uff0c\u76f4\u5230\u5546\u4e3a\u96f6\u3002\u8fd9\u5c06\u751f\u6210Base58\u7f16\u7801\u7684\u6bcf\u4e2a\u5b57\u7b26\u3002
    \u6700\u540e\uff0c\u53cd\u8f6c\u751f\u6210\u7684\u5b57\u7b26\u987a\u5e8f\u4ee5\u83b7\u5f97\u6700\u7ec8\u7684Base58\u7f16\u7801\u5b57\u7b26\u4e32\u3002
\u8f93\u51faBase58\u7f16\u7801\uff1a \u6700\u7ec8\u5f97\u5230\u7684Base58\u7f16\u7801\u5b57\u7b26\u4e32\u5c31\u662f\u8868\u793a\u8f93\u5165\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u6587\u672c\u8868\u793a\u5f62\u5f0f\u3002
-------------------------------------------------------------------------------------------------------<\/p>\n\n\n\n
Base58\u7f16\u7801\u7684\u4e3b\u8981\u7279\u70b9\u662f\u5b83\u4e0d\u5305\u542b\u6613\u6df7\u6dc6\u7684\u5b57\u7b26\u548c\u53ef\u80fd\u5f15\u8d77\u6b67\u4e49\u7684\u5b57\u7b26\uff0c\u4ee5\u589e\u52a0\u53ef\u8bfb\u6027\uff0c\u5e76\u4e14\u5728\u52a0\u5bc6\u8d27\u5e01\u9886\u57df\u975e\u5e38\u5e38\u89c1\u3002\u8bf7\u6ce8\u610f\uff0cBase58\u7f16\u7801\u4e0d\u662f\u6807\u51c6\u7f16\u7801\uff0c\u4e0d\u540c\u7684\u5b9e\u73b0\u53ef\u80fd\u6709\u7565\u5fae\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u548c\u7279\u6b8a\u89c4\u5219\u3002\u4e0d\u540c\u7684\u52a0\u5bc6\u8d27\u5e01\u53ef\u80fd\u4f1a\u4f7f\u7528\u4e0d\u540c\u7684Base58\u7f16\u7801\u65b9\u6848\u3002<\/p>\n\n\n\n
Base58\u7d22\u5f15\u8868\uff1a<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
!base64\u7f16\u7801!<\/h2>\n\n\n\n
Base64\u7f16\u7801\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u6587\u672c\u7f16\u7801\u7684\u65b9\u6cd5\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u6587\u672c\u534f\u8bae\u4e2d\u4f20\u8f93\u4e8c\u8fdb\u5236\u6570\u636e\uff0c\u5982\u7535\u5b50\u90ae\u4ef6\u9644\u4ef6\u6216\u5728URL\u4e2d\u4f20\u9012\u6570\u636e\u3002<\/p>\n\n\n\n
\u539f\u7406\uff1a<\/p>\n\n\n\n
1\u3001\u51c6\u5907\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\uff1a \u5c06\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u51c6\u5907\u597d\uff0c\u901a\u5e38\u662f\u5b57\u8282\u7684\u5f62\u5f0f\u3002
2\u3001\u5206\u7ec4\uff1a \u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u6210\u56fa\u5b9a\u5927\u5c0f\u7684\u7ec4\uff0c\u6bcf\u7ec4\u901a\u5e38\u4e3a3\u5b57\u8282\uff0824\u4f4d\uff09\u3002\u5982\u679c\u6700\u540e\u4e00\u7ec4\u4e0d\u8db33\u5b57\u8282\uff0c\u901a\u5e38\u9700\u8981\u8fdb\u884c\u586b\u5145\uff0c\u4ee5\u4fbf\u6bcf\u7ec4\u90fd\u67093\u5b57\u8282\u3002
3\u3001\u5c06\u6bcf\u4e2a\u7ec4\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u5341\u8fdb\u5236\uff1a \u5c06\u6bcf\u4e2a3\u5b57\u8282\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u89c6\u4e3a\u4e00\u4e2a8bit*3=24bit\u4f4d\u7684\u4e8c\u8fdb\u5236\u6574\u6570\uff0c\u518d\u8f6c\u5316\u4e3a\u4e00\u4e2a\u5341\u8fdb\u5236\u6574\u6570\u3002
4\u3001Base64\u7f16\u7801\uff1a \u5c06\u6bcf\u4e2a\u5341\u8fdb\u5236\u6574\u6570\u7f16\u7801\u4e3aBase64\u5b57\u7b26\u3002<\/strong><\/p>\n\n\n\n
1\u3001Base64\u5b57\u7b26\u96c6\u901a\u5e38\u5305\u62ec64\u4e2a\u5b57\u7b26\uff0c\u901a\u5e38\u662f\u5927\u5199\u5b57\u6bcdA\u5230Z\u3001\u5c0f\u5199\u5b57\u6bcda\u5230z\u3001\u6570\u5b570\u52309\u4ee5\u53ca\u4e24\u4e2a\u989d\u5916\u7684\u5b57\u7b26\uff08\u901a\u5e38\u662f\"+\"\u548c\"\/\"\uff09\u3002\n2\u3001\u4ee524\u4f4d\u6574\u6570\u4e3a\u4f8b\uff0c\u5c06\u5b83\u5206\u62104\u7ec4\uff0c\u6bcf\u7ec46\u4f4d\u3002\u8fd94\u7ec46\u4f4d\u6574\u6570\u5c06\u88ab\u7f16\u7801\u4e3a4\u4e2aBase64\u5b57\u7b26\u3002\n3 \u3001\u6bcf\u4e2a6\u4f4d\u6574\u6570\u5bf9\u5e94\u4e00\u4e2aBase64\u5b57\u7b26\uff0c\u6839\u636e\u5176\u5728Base64\u5b57\u7b26\u96c6\u4e2d\u7684\u4f4d\u7f6e\u6765\u9009\u62e9\u3002\n4\u3001\u5982\u679c\u539f\u59cb\u6570\u636e\u4e0d\u8db33\u5b57\u8282\uff0c\u4f1a\u6dfb\u52a0\u4e00\u4e2a\u6216\u4e24\u4e2a\u989d\u5916\u76840\u4f4d\uff0c\u4ee5\u786e\u4fdd\u6bcf\u4e2a6\u4f4d\u6574\u6570\u90fd\u67096\u4f4d\u3002\n5\u3001Base64\u7f16\u7801\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u6587\u672c\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u7cfb\u5217Base64\u5b57\u7b26\uff0c\u6bcf4\u4e2a\u5b57\u7b26\u5206\u4e3a\u4e00\u7ec4\uff0c\u6bcf\u7ec4\u8868\u793a\u4e00\u4e2a24\u4f4d\u6574\u6570\u3002<\/code><\/pre>\n\n\n\n
\u586b\u5145\uff08\u53ef\u9009\uff09\uff1a\u5982\u679c\u539f\u59cb\u6570\u636e\u7684\u957f\u5ea6\u4e0d\u662f3\u7684\u500d\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u6216\u4e24\u4e2a\u586b\u5145\u5b57\u7b26\u201c=\u201d\u6765\u8865\u5168Base64\u7f16\u7801\uff0c\u4ee5\u786e\u4fdd\u7f16\u7801\u957f\u5ea6\u662f4\u7684\u500d\u6570\u3002<\/p>\n\n\n\n
\u6700\u7ec8\uff0cBase64\u7f16\u7801\u7684\u7ed3\u679c\u5c31\u662f\u8868\u793a\u8f93\u5165\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u6587\u672c\u5b57\u7b26\u4e32\u3002\u5728\u89e3\u7801\u65f6\uff0c\u53ef\u4ee5\u6839\u636e\u76f8\u540c\u7684\u7b97\u6cd5\u5c06Base64\u7f16\u7801\u7684\u6587\u672c\u5b57\u7b26\u4e32\u8fd8\u539f\u4e3a\u539f\u59cb\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u3002<\/p>\n\n\n\n
\uff08Base64\u7f16\u7801\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u636e\u8868\u793a\u65b9\u5f0f\uff0c\u7528\u4e8e\u5728\u5404\u79cd\u60c5\u5883\u4e2d\u4f20\u8f93\u548c\u5b58\u50a8\u4e8c\u8fdb\u5236\u6570\u636e\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u7eaf\u6587\u672c\uff0c\u5e76\u4e14\u5e7f\u6cdb\u652f\u6301\u5404\u79cd\u7f16\u7a0b\u8bed\u8a00\u548c\u5e94\u7528\u7a0b\u5e8f\u3002\uff09<\/p>\n\n\n\n
\u7f16\u7801\u793a\u4f8b\uff1a\uff08Man\uff09<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u7f16\u7801\u793a\u4f8b\uff1a\uff08Base64\u7684\u672b\u5c3e\u8865\u8db3\uff09<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
Base64\u7684\u7d22\u5f15\u8868\uff1a<\/p>\n\n\n\n
|Index  | Character |Index    | Character   | Index   |  Character  |Index    | Character   | \n|0    |      A      |   16    |      Q      |   32    |      g      |   48    |      w      |\n|1    |      B      |   17    |      R      |   33    |      h      |   49    |      x      |\n|2    |      C      |   18    |      S      |   34    |      i      |   50    |      y      |\n|3    |      D      |   19    |      T      |   35    |      j      |   51    |      z      |\n|4    |      E      |   20    |      U      |   36    |      k      |   52    |      0      |\n|5    |      F      |   21    |      V      |   37    |      l      |   53    |      1      |\n|6    |      G      |   22    |      W      |   38    |      m      |   54    |      2      |\n|7    |      H      |   23    |      X      |   39    |      n      |   55    |      3      |\n|8    |      I      |   24    |      Y      |   40    |      o      |   56    |      4      |\n|9    |      J      |   25    |      Z      |   41    |      p      |   57    |      5      |\n|10   |      K      |   26    |      a      |   42    |      q      |   58    |      6      |\n|11   |      L      |   27    |      b      |   43    |      r      |   59    |      7      |\n|12   |      M      |   28    |      c      |   44    |      s      |   60    |      8      |\n|13   |      N      |   29    |      d      |   45    |      t      |   61    |      9      |\n|14   |      O      |   30    |      e      |   46    |      u      |   62    |      +      |\n|15   |      P      |   31    |      f      |   47    |      v      |   63    |      \/      |\n<\/code><\/pre>\n\n\n\n
\u9700\u8981\u6ce8\u610f\u7684\u662f\u4e0a\u8ff0base\u7f16\u7801\u7684\u7d22\u5f15\u8868\u90fd\u662f\u53ef\u4ee5\u6539\u53d8\u7684\u3002<\/p>\n\n\n\n
base64\u6362\u8868\u7684\u89e3\u5bc6\u811a\u672c\uff1a<\/p>\n\n\n\n
import base64\nstr1 = \"cPQebAcRp+n+ZeP+YePEWfP7bej4YefCYd\/7cuP7WfcPb\/URYeMRbesObi\/=\" # \u5f85\u89e3\u5bc6\u7684base64\u7f16\u7801\nstring1 = \"LMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+\/ABCDEFGHIJK\"    #\u66ff\u6362\u7684\u8868\nstring2 = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+\/\"\nprint (base64.b64decode(str1.translate(str.maketrans(string1,string2))))\n\n<\/code><\/pre>\n\n\n\n
\u5173\u4e8e\u89e3\u7801\/\u52a0\u5bc6\uff1a<\/p>\n\n\n\n
1.\u4f7f\u7528cyberchef\u89e3\u5bc6<\/p>\n\n\n\n
2.\u4f7f\u7528base64\u81ea\u5b9a\u4e49\u89e3\u7801\u811a\u672c<\/p>\n\n\n\n
\n\n#s = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+\/\"\ns = \"\"\ndef My_base64_decode(inputs):\n    # \u5c06\u5b57\u7b26\u4e32\u8f6c\u5316\u4e3a2\u8fdb\u5236\n    bin_str = []\n    for i in inputs:\n        if i != '=':\n            x = str(bin(s.index(i))).replace('0b', '')\n            bin_str.append('{:0>6}'.format(x))\n    #print(bin_str)\n    # \u8f93\u51fa\u7684\u5b57\u7b26\u4e32\n    outputs = \"\"\n    nums = inputs.count('=')\n    while bin_str:\n        temp_list = bin_str[:4]\n        temp_str = \"\".join(temp_list)\n        #print(temp_str)\n        # \u8865\u8db38\u4f4d\u5b57\u8282\n        if(len(temp_str) % 8 != 0):\n            temp_str = temp_str[0:-1 * nums * 2]\n        # \u5c06\u56db\u4e2a6\u5b57\u8282\u7684\u4e8c\u8fdb\u5236\u8f6c\u6362\u4e3a\u4e09\u4e2a\u5b57\u7b26\n        for i in range(0,int(len(temp_str) \/ 8)):\n            outputs += chr(int(temp_str[i*8:(i+1)*8],2))\n        bin_str = bin_str[4:]   \n    print(\"Decrypted String:\\n%s \"%outputs)\ninput_str = input(\"Please enter a string that needs to be decrypted: \\n\")\nMy_base64_decode(input_str)<\/code><\/pre>\n\n\n\n
base85\u7f16\u7801<\/h2>\n\n\n\n
Base85\u7f16\u7801\uff0c\u4e5f\u79f0\u4e3aASCII85\u7f16\u7801\uff0c\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3aASCII\u5b57\u7b26\u7684\u7f16\u7801\u65b9\u6cd5\u3002\u5b83\u901a\u5e38\u7528\u4e8e\u5728\u6587\u672c\u534f\u8bae\u4e2d\u4f20\u8f93\u4e8c\u8fdb\u5236\u6570\u636e\uff0c\u5c24\u5176\u5728Adobe\u7684PostScript\u548cPDF\u6587\u4ef6\u683c\u5f0f\u4e2d\u4f7f\u7528\u3002<\/p>\n\n\n\n
\u539f\u7406\uff1a<\/p>\n\n\n\n
1\u3001\u51c6\u5907\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\uff1a \u5c06\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u51c6\u5907\u597d\uff0c\u901a\u5e38\u662f\u5b57\u8282\u7684\u5f62\u5f0f\u3002\n2\u3001\u5206\u7ec4\uff1a \u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u6210\u56fa\u5b9a\u5927\u5c0f\u7684\u7ec4\uff0c\u6bcf\u7ec4\u901a\u5e38\u4e3a4\u5b57\u8282\uff0832\u4f4d\uff09\u3002\n3\u3001\u5c06\u6bcf\u4e2a\u7ec4\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u6574\u6570\uff1a \u5c06\u6bcf\u4e2a4\u5b57\u8282\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u89c6\u4e3a\u4e00\u4e2a32\u4f4d\u7684\u4e8c\u8fdb\u5236\u6574\u6570\uff0c\u7136\u540e\u5c06\u5b83\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5341\u8fdb\u5236\u6574\u6570\u3002\u8fd9\u4e2a\u6574\u6570\u7684\u8303\u56f4\u901a\u5e38\u662f0\u52304294967295\uff082^32-1\uff09\u3002\n4\u3001Base85\u7f16\u7801\uff1a \u5c06\u6bcf\u4e2a\u5341\u8fdb\u5236\u6574\u6570\u7f16\u7801\u4e3aBase85\u5b57\u7b26\u3002\n------------------------------------------------------------------------------------\n    \uff08\u4e00\uff09Base85\u5b57\u7b26\u96c6\u901a\u5e38\u5305\u62ec85\u4e2a\u5b57\u7b26\uff0c\u901a\u5e38\u662fASCII\u5b57\u7b26\u96c6\u4e2d\u7684\u53ef\u6253\u5370\u5b57\u7b26\uff0c\u9664\u53bb\u6613\u6df7\u6dc6\u7684\u5b57\u7b26\u548c\u53ef\u80fd\u5f15\u8d77\u6b67\u4e49\u7684\u5b57\u7b26\u3002\n    \uff08\u4e8c\uff09\u4ee532\u4f4d\u6574\u6570\u4e3a\u4f8b\uff0c\u5c06\u5b83\u5206\u62105\u7ec4\uff0c\u6bcf\u7ec4\u5c06\u88ab\u7f16\u7801\u4e3a5\u4e2aBase85\u5b57\u7b26\u3002\n    \uff08\u4e09\uff09\u6bcf\u4e2a5\u4e2a\u5b57\u7b26\u7684\u7ec4\u5bf9\u5e94\u4e00\u4e2a32\u4f4d\u6574\u6570\uff0c\u6839\u636e\u5176\u5728Base85\u5b57\u7b26\u96c6\u4e2d\u7684\u4f4d\u7f6e\u6765\u9009\u62e9\u3002\n    \uff08\u56db\uff09Base85\u7f16\u7801\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u6587\u672c\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u7cfb\u5217Base85\u5b57\u7b26\uff0c\u6bcf5\u4e2a\u5b57\u7b26\u5206\u4e3a\u4e00\u7ec4\uff0c\u6bcf\u7ec4\u8868\u793a\u4e00\u4e2a32\u4f4d\u6574\u6570\u3002\n5\u3001\u586b\u5145\uff08\u53ef\u9009\uff09\uff1a \u5982\u679c\u539f\u59cb\u6570\u636e\u7684\u957f\u5ea6\u4e0d\u662f4\u5b57\u8282\u7684\u500d\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\"z\"\u5b57\u7b26\u4f5c\u4e3a\u586b\u5145\u5b57\u7b26\uff0c\u4ee5\u786e\u4fdd\u7f16\u7801\u957f\u5ea6\u662f5\u7684\u500d\u6570\u3002\n---------------------------------------------------------------------------------------<\/code><\/pre>\n\n\n\n
Base91\u7f16\u7801<\/strong><\/h2>\n\n\n\n
Base91\u7f16\u7801\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u6587\u672c\u7f16\u7801\u7684\u65b9\u6cd5\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u6587\u672c\u534f\u8bae\u4e2d\u4f20\u8f93\u4e8c\u8fdb\u5236\u6570\u636e\u3002\u4e0eBase64\u76f8\u6bd4\uff0cBase91\u7f16\u7801\u5177\u6709\u66f4\u9ad8\u7684\u6570\u636e\u5bc6\u5ea6\uff0c\u4f46\u7f16\u7801\u540e\u7684\u6587\u672c\u76f8\u5bf9\u8f83\u957f\u3002<\/p>\n\n\n\n
\u539f\u7406\uff1a<\/p>\n\n\n\n
1\u3001\u51c6\u5907\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\uff1a \u5c06\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u51c6\u5907\u597d\uff0c\u901a\u5e38\u662f\u5b57\u8282\u7684\u5f62\u5f0f\u3002
2\u3001\u5206\u7ec4\uff1a \u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u6210\u56fa\u5b9a\u5927\u5c0f\u7684\u7ec4\uff0c\u6bcf\u7ec4\u901a\u5e38\u4e3a3\u5b57\u8282\uff0824\u4f4d\uff09\u3002\u5982\u679c\u6700\u540e\u4e00\u7ec4\u4e0d\u8db33\u5b57\u8282\uff0c\u53ef\u4ee5\u8fdb\u884c\u586b\u5145\u3002
3\u3001Base91\u7f16\u7801\uff1a \u5c06\u6bcf\u4e2a3\u5b57\u8282\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u7f16\u7801\u4e3aBase91\u5b57\u7b26\u3002
---------------------------------------------------------------------------------------------
    \uff08\u4e00\uff09Base91\u5b57\u7b26\u96c6\u901a\u5e38\u5305\u62ec91\u4e2a\u5b57\u7b26\uff0c\u901a\u5e38\u662f\u53ef\u6253\u5370ASCII\u5b57\u7b26\u96c6\u4e2d\u7684\u5b57\u7b26\uff0c\u9664\u53bb\u6613\u6df7\u6dc6\u7684\u5b57\u7b26\u548c\u53ef\u80fd\u5f15\u8d77\u6b67\u4e49\u7684\u5b57\u7b26\u3002
    \uff08\u4e8c\uff09\u4ee524\u4f4d\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u4e3a\u4f8b\uff0c\u5c06\u5176\u5206\u62104\u7ec4\uff0c\u6bcf\u7ec4\u5c06\u88ab\u7f16\u7801\u4e3a4\u4e2aBase91\u5b57\u7b26\u3002
    \uff08\u4e09\uff09\u6bcf\u4e2a4\u5b57\u7b26\u7684\u7ec4\u5bf9\u5e94\u4e00\u4e2a24\u4f4d\u7684\u6574\u6570\uff0c\u6839\u636e\u5176\u5728Base91\u5b57\u7b26\u96c6\u4e2d\u7684\u4f4d\u7f6e\u6765\u9009\u62e9\u3002
    \uff08\u56db\uff09Base91\u7f16\u7801\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u6587\u672c\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u7cfb\u5217Base91\u5b57\u7b26\uff0c\u6bcf4\u4e2a\u5b57\u7b26\u5206\u4e3a\u4e00\u7ec4\uff0c\u6bcf\u7ec4\u8868\u793a\u4e00\u4e2a24\u4f4d\u6574\u6570\u3002
------------------------------------------------------------------------------------
4\u3001\u586b\u5145\uff08\u53ef\u9009\uff09\uff1a \u5982\u679c\u539f\u59cb\u6570\u636e\u7684\u957f\u5ea6\u4e0d\u662f3\u5b57\u8282\u7684\u500d\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u6216\u591a\u4e2a\u586b\u5145\u5b57\u7b26\u6765\u786e\u4fdd\u7f16\u7801\u957f\u5ea6\u662f4\u7684\u500d\u6570<\/p>\n\n\n\n
Base100\u7f16\u7801<\/strong><\/h2>\n\n\n\n
base100\u662f\u4e00\u79cd\u5bf9\u79f0\u52a0\u5bc6\uff0c\u52a0\u5bc6\u540e\u5168\u662femoji\u8868\u60c5\u3002<\/p>\n\n\n\n
    Base100 \u662f\u4e00\u79cd\u57fa\u4e8e Unicode \u8868\u60c5\u7b26\u53f7\u7684\u7f16\u7801\u65b9\u5f0f\uff0c\u4e5f\u79f0\u4e3a \"Emoji Encoding\"\u3002\u5b83\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u4e00\u7cfb\u5217\u8868\u60c5\u7b26\u53f7\uff0c\u901a\u5e38\u7528\u4e8e\u5a31\u4e50\u6216\u975e\u6b63\u5f0f\u573a\u666f\u3002Base100 \u5e76\u975e\u6807\u51c6\u7f16\u7801\uff0c\u4f46\u5728\u67d0\u4e9b\u793e\u533a\uff08\u5982\u7a0b\u5e8f\u5458\u6216\u793e\u4ea4\u5a92\u4f53\u7528\u6237\uff09\u4e2d\u6d41\u884c\u3002
Base100 \u7684\u5de5\u4f5c\u539f\u7406\uff1a<\/p>\n\n\n\n
---------------------------------------------------------------------------------------------------<\/p>\n\n\n\n
Base100 \u5c06\u6bcf 8 \u4f4d\uff081 \u5b57\u8282\uff09\u7684\u6570\u636e\u6620\u5c04\u5230\u4e00\u4e2a\u7279\u5b9a\u7684\u8868\u60c5\u7b26\u53f7\u3002\u7f16\u7801\u8868\u901a\u5e38\u5305\u542b 256 \u4e2a\u4e0d\u540c\u7684\u8868\u60c5\u7b26\u53f7\uff0c\u6bcf\u4e2a\u7b26\u53f7\u5bf9\u5e94\u4e00\u4e2a\u552f\u4e00\u7684\u5b57\u8282\u503c\uff080-255\uff09\u3002\u7f16\u7801\u8fc7\u7a0b\u76f4\u63a5\u5c06\u5b57\u8282\u6d41\u8f6c\u6362\u4e3a\u8868\u60c5\u7b26\u53f7\u5e8f\u5217\uff0c\u89e3\u7801\u5219\u662f\u53cd\u5411\u64cd\u4f5c\u3002<\/p>\n\n\n\n
-----------------------------------------------------------------------------------------
Base100 \u7684\u7279\u70b9\uff1a<\/p>\n\n\n\n
\u53ef\u89c6\u5316\u5f3a\uff1a\u7f16\u7801\u7ed3\u679c\u662f\u4e00\u4e32\u8868\u60c5\u7b26\u53f7\uff0c\u6613\u4e8e\u8bc6\u522b\u3002\n\u975e\u6807\u51c6\u6027\uff1a\u4e0d\u5c5e\u4e8e\u5b98\u65b9\u7f16\u7801\u6807\u51c6\uff0c\u517c\u5bb9\u6027\u6709\u9650\u3002\n\u4f4e\u6548\uff1a\u6bcf\u4e2a\u5b57\u8282\u8f6c\u6362\u4e3a\u4e00\u4e2a 4 \u5b57\u8282\u7684 Unicode \u8868\u60c5\u7b26\u53f7\uff0c\u6570\u636e\u81a8\u80c0\u4e25\u91cd\u3002<\/code><\/pre>\n\n\n\n
C\u8bed\u8a00\u7684\u89e3\u7801\uff1a<\/p>\n\n\n\n
#include <stdio.h>\n#include <stdlib.h>\n#include <string.h>\n#include <stdint.h>\n#include <stdbool.h>\n \n\/\/ Base100\u5b57\u7b26\u96c6 - 256\u4e2aEmoji\u8868\u60c5\uff08\u6bcf\u4e2a4\u5b57\u8282UTF-8\u7f16\u7801\uff09\nstatic const char* const BASE100_EMOJIS[256] = {\n    \"\ud83d\udc00\", \"\ud83d\udc01\", \"\ud83d\udc02\", \"\ud83d\udc03\", \"\ud83d\udc04\", \"\ud83d\udc05\", \"\ud83d\udc06\", \"\ud83d\udc07\", \"\ud83d\udc08\", \"\ud83d\udc09\", \"\ud83d\udc0a\", \"\ud83d\udc0b\", \"\ud83d\udc0c\", \"\ud83d\udc0d\", \"\ud83d\udc0e\", \"\ud83d\udc0f\",\n    \"\ud83d\udc10\", \"\ud83d\udc11\", \"\ud83d\udc12\", \"\ud83d\udc13\", \"\ud83d\udc14\", \"\ud83d\udc15\", \"\ud83d\udc16\", \"\ud83d\udc17\", \"\ud83d\udc18\", \"\ud83d\udc19\", \"\ud83d\udc1a\", \"\ud83d\udc1b\", \"\ud83d\udc1c\", \"\ud83d\udc1d\", \"\ud83d\udc1e\", \"\ud83d\udc1f\",\n    \"\ud83d\udc20\", \"\ud83d\udc21\", \"\ud83d\udc22\", \"\ud83d\udc23\", \"\ud83d\udc24\", \"\ud83d\udc25\", \"\ud83d\udc26\", \"\ud83d\udc27\", \"\ud83d\udc28\", \"\ud83d\udc29\", \"\ud83d\udc2a\", \"\ud83d\udc2b\", \"\ud83d\udc2c\", \"\ud83d\udc2d\", \"\ud83d\udc2e\", \"\ud83d\udc2f\",\n    \"\ud83d\udc30\", \"\ud83d\udc31\", \"\ud83d\udc32\", \"\ud83d\udc33\", \"\ud83d\udc34\", \"\ud83d\udc35\", \"\ud83d\udc36\", \"\ud83d\udc37\", \"\ud83d\udc38\", \"\ud83d\udc39\", \"\ud83d\udc3a\", \"\ud83d\udc3b\", \"\ud83d\udc3c\", \"\ud83d\udc3d\", \"\ud83d\udc3e\", \"\ud83d\udc3f\",\n    \"\ud83d\udc40\", \"\ud83d\udc41\", \"\ud83d\udc42\", \"\ud83d\udc43\", \"\ud83d\udc44\", \"\ud83d\udc45\", \"\ud83d\udc46\", \"\ud83d\udc47\", \"\ud83d\udc48\", \"\ud83d\udc49\", \"\ud83d\udc4a\", \"\ud83d\udc4b\", \"\ud83d\udc4c\", \"\ud83d\udc4d\", \"\ud83d\udc4e\", \"\ud83d\udc4f\",\n    \"\ud83d\udc50\", \"\ud83d\udc51\", \"\ud83d\udc52\", \"\ud83d\udc53\", \"\ud83d\udc54\", \"\ud83d\udc55\", \"\ud83d\udc56\", \"\ud83d\udc57\", \"\ud83d\udc58\", \"\ud83d\udc59\", \"\ud83d\udc5a\", \"\ud83d\udc5b\", \"\ud83d\udc5c\", \"\ud83d\udc5d\", \"\ud83d\udc5e\", \"\ud83d\udc5f\",\n    \"\ud83d\udc60\", \"\ud83d\udc61\", \"\ud83d\udc62\", \"\ud83d\udc63\", \"\ud83d\udc64\", \"\ud83d\udc65\", \"\ud83d\udc66\", \"\ud83d\udc67\", \"\ud83d\udc68\", \"\ud83d\udc69\", \"\ud83d\udc6a\", \"\ud83d\udc6b\", \"\ud83d\udc6c\", \"\ud83d\udc6d\", \"\ud83d\udc6e\", \"\ud83d\udc6f\",\n    \"\ud83d\udc70\", \"\ud83d\udc71\", \"\ud83d\udc72\", \"\ud83d\udc73\", \"\ud83d\udc74\", \"\ud83d\udc75\", \"\ud83d\udc76\", \"\ud83d\udc77\", \"\ud83d\udc78\", \"\ud83d\udc79\", \"\ud83d\udc7a\", \"\ud83d\udc7b\", \"\ud83d\udc7c\", \"\ud83d\udc7d\", \"\ud83d\udc7e\", \"\ud83d\udc7f\",\n    \"\ud83d\udc80\"}#\u6700\u540e\u8fd8\u7f3a\u4e00\u4e2a\uff0c\u7535\u8111\u6253\u4e0d\u51fa\u6765<\/code><\/pre>\n\n\n\n
\u603b\u7ed3<\/strong>\uff1a<\/h2>\n\n\n\n
base\u5bb6\u65cf\u7f16\u7801\u90fd\u4e0d\u7b97\u96be\uff0c\u6839\u636e\u7279\u5f81\u7279\u70b9\u627e\u5230\u5bf9\u5e94\u7684\u52a0\u89e3\u5bc6\u65b9\u5f0f\u5c31\u53ef\u4ee5\u4e86\u3002\u4e0b\u9762\u603b\u7ed3\u4e00\u4e0b\u5404\u4e2abase\u7f16\u7801\u7684\u7279\u70b9\u3002<\/p>\n\n\n\n
base16\u7279\u5f81\uff1a\u7531\u5927\u5199\u5b57\u6bcd\uff08A-Z\uff09\u548c\u6570\u5b57\uff080-9\uff09\u7ec4\u6210\uff0c\u901a\u5e38\u4e0d\u9700\u8981\u201c=\u201d\u586b\u5145<\/p>\n\n\n\n
base32\u7279\u5f81\uff1a\u7531\u5927\u5199\u5b57\u6bcd\uff08A-Z\uff09\u548c\u6570\u5b57\uff082-7\uff09\u7ec4\u6210\uff0c\u9700\u8981\u201c=\u201d\u586b\u5145<\/p>\n\n\n\n
base64\u7279\u5f81\uff1a\u5927\u5c0f\u5199\u5b57\u6bcd\uff08a-Z\uff09\u548c\u6570\u5b57\uff080-9\uff09\u4ee5\u53ca\u7279\u6b8a\u5b57\u7b26\uff08'+','\/'\uff09\u4e0d\u6ee13\u7684\u500d\u6570\u7528\u201c=\u201d\u8865\u9f50<\/p>\n\n\n\n
base58\u7279\u5f81\uff1a\u540cbase64\u76f8\u6bd4\uff0c\u5c11\u4e86\u6570\u5b57\u20180\u2019\u548c\u5b57\u6bcd\u2018O'\u6570\u5b57\u20191\u2018\u548c\u5b57\u6bcd\u2019I\u2018\u4ee5\u53ca'+'\u548c'\/'\u7b26\u53f7,\u4e5f\u6ca1\u6709\u201c=\u201d<\/p>\n\n\n\n
base85\u7279\u5f81\uff1a\u6709\u5f88\u591a\u5947\u602a\u7684\u7b26\u53f7\uff0c\u4f46\u4e00\u822c\u6ca1\u6709\u201c=\u201d<\/p>\n\n\n\n
base91\u7279\u5f81\uff1a\u753191\u4e2a\u5b57\u7b26\uff080-9\uff0ca-z\uff0cA-Z,!#$%&()*+,.\/:;<=>?@[]^_`{|}~\u201d\uff09\u7ec4\u6210<\/p>\n\n\n\n
base100\u7279\u5f81\uff1a\u5168\u662femoji\u8868\u60c5\u3002
<\/p>\n\n\n\n
\u4e00\u4e2a\u5f88\u597d\u7528\u7684\u7f51\u7ad9\uff1ahttps:\/\/www.toolhelper.cn\/EncodeDecode\/Base64<\/a><\/p>\n\n\n\n
\u732e\u796d\u51fa\u4e2a\u4eba\u7684\u711a\u51b3\uff0c\u81ea\u52a8\u8bc6\u522b\u7f16\u7801\u7684\u7a0b\u5e8f\uff1a<\/p>\n\n\n\n
#\u65e0Base58\u548cBase100\nimport base64\nimport re\nimport base91\n\n\ndef baseDec(text, type):\n    if type == 1:\n        return base64.b16decode(text)\n    elif type == 2:\n        return base64.b32decode(text)\n    elif type == 3:\n        return base64.b64decode(text)\n    elif type == 4:\n        return base64.b85decode(text)\n    elif type == 5:\n        return base91.decode(text.decode())\n    else:\n        pass\n\n\ndef detect(text):\n    try:\n        if re.match(\"^[0-9A-F=]+$\", text.decode()) is not None:\n            return 1\n    except:\n        pass\n\n    try:\n        if re.match(\"^[A-Z2-7=]+$\", text.decode()) is not None:\n            return 2\n    except:\n        pass\n\n    try:\n        if re.match(\"^[A-Za-z0-9+\/=]+$\", text.decode()) is not None:\n            return 3\n    except:\n        pass\n\n    try:\n        if re.match(\"^[A-Za-z0-9$%()*+,-.\/:;?@[\\]^_`{|}~]+$\", text.decode()) is not None:\n            return 4\n    except:\n        pass\n\n    try:\n        if re.match(\"^[^-\\']+$\", text.decode()) is not None:\n            return 5\n    except:\n        pass\n\n    return 5\n\n\ndef autoDec(text):\n    floor = 0\n    while True:\n        try:\n            code = detect(text)\n            text = baseDec(text, code)\n            floor += 1\n            print(\"\u7b2c{0}\u5c42\uff1a\\n\".format(floor), text)\n            if not text: break\n        except:\n            break\n\n\nif __name__ == \"__main__\":\n    with open(\"secenc.txt\",'rb') as f:\n        content = f.read()\n    # content = \"60290f0225011a72697f420d1f4e402778231b\".encode()\n    autoDec(content)<\/code><\/pre>\n\n\n\n
python\u5b9e\u73b0Base64\uff1a\uff08\u51fa\u81eaSciurdae\u5e08\u5085\uff09<\/p>\n\n\n\n
\"\"\"\nbase64\u5b9e\u73b0\n\"\"\"\n \nimport base64\nimport string\n \n# base \u5b57\u7b26\u96c6\n \nbase64_charset = string.ascii_uppercase + string.ascii_lowercase + string.digits + '+\/'\n \n \ndef encode(origin_bytes):\n    \"\"\"\n    \u5c06bytes\u7c7b\u578b\u7f16\u7801\u4e3abase64\n    :param origin_bytes:\u9700\u8981\u7f16\u7801\u7684bytes\n    :return:base64\u5b57\u7b26\u4e32\n    \"\"\"\n \n    # \u5c06\u6bcf\u4e00\u4f4dbytes\u8f6c\u6362\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\n    base64_bytes = ['{:0>8}'.format(str(bin(b)).replace('0b', '')) for b in origin_bytes]\n \n    resp = ''\n    nums = len(base64_bytes) \/\/ 3\n    remain = len(base64_bytes) % 3\n \n    integral_part = base64_bytes[0:3 * nums]\n    while integral_part:\n        # \u53d6\u4e09\u4e2a\u5b57\u8282\uff0c\u4ee5\u6bcf6\u6bd4\u7279\uff0c\u8f6c\u6362\u4e3a4\u4e2a\u6574\u6570\n        tmp_unit = ''.join(integral_part[0:3])\n        tmp_unit = [int(tmp_unit[x: x + 6], 2) for x in [0, 6, 12, 18]]\n        # \u53d6\u5bf9\u5e94base64\u5b57\u7b26\n        resp += ''.join([base64_charset[i] for i in tmp_unit])\n        integral_part = integral_part[3:]\n \n    if remain:\n        # \u8865\u9f50\u4e09\u4e2a\u5b57\u8282\uff0c\u6bcf\u4e2a\u5b57\u8282\u8865\u5145 0000 0000\n        remain_part = ''.join(base64_bytes[3 * nums:]) + (3 - remain) * '0' * 8\n        # \u53d6\u4e09\u4e2a\u5b57\u8282\uff0c\u4ee5\u6bcf6\u6bd4\u7279\uff0c\u8f6c\u6362\u4e3a4\u4e2a\u6574\u6570\n        # \u5269\u4f591\u5b57\u8282\u53ef\u6784\u90202\u4e2abase64\u5b57\u7b26\uff0c\u8865\u5145==\uff1b\u5269\u4f592\u5b57\u8282\u53ef\u6784\u90203\u4e2abase64\u5b57\u7b26\uff0c\u8865\u5145=\n        tmp_unit = [int(remain_part[x: x + 6], 2) for x in [0, 6, 12, 18]][:remain + 1]\n        resp += ''.join([base64_charset[i] for i in tmp_unit]) + (3 - remain) * '='\n \n    return resp\n \n\ndef decode(base64_str):\n    \"\"\"\n    \u89e3\u7801base64\u5b57\u7b26\u4e32\n    :param base64_str:base64\u5b57\u7b26\u4e32\n    :return:\u89e3\u7801\u540e\u7684bytearray\uff1b\u82e5\u5165\u53c2\u4e0d\u662f\u5408\u6cd5base64\u5b57\u7b26\u4e32\uff0c\u8fd4\u56de\u7a7abytearray\n    \"\"\"\n    if not valid_base64_str(base64_str):\n        return bytearray()\n \n    # \u5bf9\u6bcf\u4e00\u4e2abase64\u5b57\u7b26\u53d6\u4e0b\u6807\u7d22\u5f15\uff0c\u5e76\u8f6c\u6362\u4e3a6\u4e3a\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\n    base64_bytes = ['{:0>6}'.format(str(bin(base64_charset.index(s))).replace('0b', '')) for s in base64_str if\n                    s != '=']\n    resp = bytearray()\n    nums = len(base64_bytes) \/\/ 4\n    remain = len(base64_bytes) % 4\n    integral_part = base64_bytes[0:4 * nums]\n    while integral_part:\n        # \u53d64\u4e2a6\u4f4dbase64\u5b57\u7b26\uff0c\u4f5c\u4e3a3\u4e2a\u5b57\u8282\n        tmp_unit = ''.join(integral_part[0:4])\n        tmp_unit = [int(tmp_unit[x: x + 8], 2) for x in [0, 8, 16]]\n        for i in tmp_unit:\n            resp.append(i)\n        integral_part = integral_part[4:]\n    if remain:\n        remain_part = ''.join(base64_bytes[nums * 4:])\n        tmp_unit = [int(remain_part[i * 8:(i + 1) * 8], 2) for i in range(remain - 1)]\n        for i in tmp_unit:\n            resp.append(i)\n \n    return resp\ndef valid_base64_str(b_str):\n    \"\"\"\n    \u9a8c\u8bc1\u662f\u5426\u4e3a\u5408\u6cd5base64\u5b57\u7b26\u4e32\n    :param b_str: \u5f85\u9a8c\u8bc1\u7684base64\u5b57\u7b26\u4e32\n    :return:\u662f\u5426\u5408\u6cd5\n    \"\"\"\n    if len(b_str) % 4:\n        return False\n    for m in b_str:\n        if m not in base64_charset:\n            return False\n    return True\nif __name__ == '__main__':\n    s = '\u90fd\u770b\u5230\u8fd9\u91cc\u4e86\u53ef\u4ee5\u70b9\u4e2a\u5173\u6ce8\u5417'.encode()\n    local_base64 = encode(s)\n    print('\u4f7f\u7528\u672c\u5730base64\u52a0\u5bc6\uff1a', local_base64)\n    b_base64 = base64.b64encode(s)\n    print('\u4f7f\u7528base64\u52a0\u5bc6\uff1a', b_base64.decode())\n \n    print('\u4f7f\u7528\u672c\u5730base64\u89e3\u5bc6\uff1a', decode(local_base64).decode())\n    print('\u4f7f\u7528base64\u89e3\u5bc6\uff1a', base64.b64decode(b_base64).decode())\n \n    a = ''.encode()\n    b = base64.b64decode(a).decode()\n    print(b)\n\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u8be6\u7ec6\u8bf7\u770b\uff1ahttps:\/\/www.cnblogs.com\/0yst3r-2046\/p\/11962942.html \u672c\u6587\u53c2\u8003\uff1ahtt …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":".gs_button{text-decoration:none;display:inline-block;position:relative;overflow:hidden;border-bottom-left-radius:var(--wp--custom--button--border-radius, var(--wp--preset--border-radius--medium, 15px));border-bottom-right-radius:var(--wp--custom--button--border-radius, var(--wp--preset--border-radius--medium, 15px));border-top-left-radius:var(--wp--custom--button--border-radius, var(--wp--preset--border-radius--medium, 15px));border-top-right-radius:var(--wp--custom--button--border-radius, var(--wp--preset--border-radius--medium, 15px));padding-top:var(--wp--custom--button--spacing--vertical, var(--wp--preset--spacing--40, 1rem));padding-bottom:var(--wp--custom--button--spacing--vertical, var(--wp--preset--spacing--40, 1rem));padding-right:var(--wp--custom--button--spacing--horizontal, var(--wp--preset--spacing--60, 2.25rem));padding-left:var(--wp--custom--button--spacing--horizontal, var(--wp--preset--spacing--60, 2.25rem));background-color:var(--wp--custom--button--background, var(--wp--preset--color--brand, #33EFAB));color:var(--wp--custom--button--text, var(--wp--preset--color--text-on-brand, #000002))}.gs_button:hover{color:var(--wp--custom--button--text-hover, var(--wp--preset--color--text-on-brand-hover, #000003));background-color:var(--wp--custom--button--background-hover, var(--wp--preset--color--brand-hover, #7AFFCE))}.gs_button.gs_button_secondary{background-color:var(--wp--custom--button--secondary-background, var(--wp--preset--color--secondary, #340fa0));color:var(--wp--custom--button--secondary-text, #ffffff)}.gs_button.gs_button_secondary:hover{background-color:var(--wp--custom--button--secondary-background-hover, var(--wp--preset--color--secondary-hover, #441999));color:var(--wp--custom--button--secondary-text-hover, var(--wp--preset--color--text-on-secondary-hover, #fffffd))}.gs_button.gs_button_custom_color{background-color:#1a3138;color:#fff}.gs_button.gs_button_custom_color:hover{background-color:#000}","emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[11],"tags":[],"class_list":["post-91","post","type-post","status-publish","format-standard","hentry","category-11"],"_links":{"self":[{"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/posts\/91","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/comments?post=91"}],"version-history":[{"count":27,"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/posts\/91\/revisions"}],"predecessor-version":[{"id":377,"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/posts\/91\/revisions\/377"}],"wp:attachment":[{"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/media?parent=91"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/categories?post=91"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/shr1mp.top\/index.php\/wp-json\/wp\/v2\/tags?post=91"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}