{"id":203409,"date":"2025-05-22T10:09:10","date_gmt":"2025-05-22T02:09:10","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203409\/"},"modified":"2025-05-22T10:09:10","modified_gmt":"2025-05-22T02:09:10","slug":"java-%e5%92%8c-php-%e4%b8%ad-md5-%e5%8a%a0%e5%af%86-xa3-%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%9a%84%e4%b8%8d%e5%90%8c%e5%a4%84%e7%90%86%e6%96%b9%e5%bc%8f%ef%bc%9a%e5%a6%82%e4%bd%95%e5%ae%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203409\/","title":{"rendered":"Java \u548c PHP \u4e2d MD5 \u52a0\u5bc6 \\”\\\\xa3\\” \u5b57\u7b26\u4e32\u7684\u4e0d\u540c\u5904\u7406\u65b9\u5f0f\uff1a\u5982\u4f55\u5b9e\u73b0\u4e00\u81f4\u7684\u52a0\u5bc6\u7ed3\u679c\uff1f"},"content":{"rendered":"

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

Java \u548c PHP \u4e2d MD5 \u52a0\u5bc6 \\”\\\\xa3\\” \u5b57\u7b26\u4e32\u7684\u4e0d\u540c\u5904\u7406\u65b9\u5f0f\uff1a\u5982\u4f55\u5b9e\u73b0\u4e00\u81f4\u7684\u52a0\u5bc6\u7ed3\u679c\uff1f<\/h1>\n

\u5c0f\u4f19\u4f34\u4eec\u6709\u6ca1\u6709\u89c9\u5f97\u5b66\u4e60\u6587\u7ae0<\/span>\u5f88\u6709\u610f\u601d\uff1f\u6709\u610f\u601d\u5c31\u5bf9\u4e86\uff01\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300aJava \u548c PHP \u4e2d MD5 \u52a0\u5bc6 \\”\\\\xa3\\” \u5b57\u7b26\u4e32\u7684\u4e0d\u540c\u5904\u7406\u65b9\u5f0f\uff1a\u5982\u4f55\u5b9e\u73b0\u4e00\u81f4\u7684\u52a0\u5bc6\u7ed3\u679c\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<\/span>\uff0c\u82e5\u662f\u5728\u5b66\u4e60\u4e2d\u5bf9\u5176\u4e2d\u90e8\u5206\u77e5\u8bc6\u70b9\u6709\u7591\u95ee\uff0c\u6216\u8bb8\u770b\u4e86\u672c\u6587\u5c31\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

<\/p>\n

java\u4e2dmd5\u52a0\u5bc6\u5b57\u7b26\u4e32”xa3″\u7684\u5904\u7406\u65b9\u5f0f<\/strong><\/p>\n

\u5728php\u4e2d\uff0c\u5bf9\u5b57\u7b26\u4e32”xa3″\u8fdb\u884cmd5\u52a0\u5bc6\u65f6\uff0c\u4f1a\u5c06”xa3″\u89c6\u4e3aunicode\u7801\uff0c\u5e76\u5c06\u5176\u8f6c\u4e49\u4e3a”\u00a3”\u7b26\u53f7\u3002\u56e0\u6b64\uff0c\u52a0\u5bc6\u7ed3\u679c\u4e0ejava\u4e2d\u7684\u4e0d\u540c\u3002<\/p>\n

\u5728java\u4e2d\uff0c\u5c06”xa3″\u9644\u52a0\u5230\u5b57\u7b26\u4e32\u540e\uff0c\u5b83\u5c06\u88ab\u89c6\u4e3a\u4e00\u4e2a\u76f4\u63a5\u7684\u8f6c\u4e49\u5b57\u7b26\uff0c\u800c\u4e0d\u662funicode\u7801\u3002\u4e3a\u4e86\u5728java\u4e2d\u5b9e\u73b0\u4e0ephp\u76f8\u540c\u7684\u7ed3\u679c\uff0c\u9700\u8981\u5c06”xa3″\u8f6c\u6362\u4e3aunicode\u7801”u00a3″\u3002<\/p>\n

\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n

    \n
  1. \u4f7f\u7528unicode\u7801\uff1a<\/li>\n<\/ol>\n
    string pwd = \"123456\";\nstring salt = \"\\u00a3\"; \/\/ utf-8 encoding of \\xa3\nstring str = pwd + salt;\nbyte[] bytes = str.getbytes(\"iso-8859-1\"); \/\/ \u5047\u8bbephp\u4f7f\u7528iso-8859-1\u5b57\u7b26\u7f16\u7801<\/pre>\n
      \n
    1. \u4f7f\u7528utf-8\u7f16\u7801\uff1a<\/li>\n<\/ol>\n
      string pwd = \"123456\";\nstring salt = \"\u00a3\"; \/\/ \u539f\u59cb\u7684unicode\u5b57\u7b26\nstring str = pwd + salt;\nbyte[] bytes = str.getbytes(\"utf-8\");<\/pre>\n
        \n
      1. php\u4e2d\u4f7f\u7528utf-8\u7f16\u7801\uff1a<\/li>\n<\/ol>\n
        $pwd = \"123456\";\n$salt = \"\\xa3\"; \/\/ \u76f4\u63a5\u8f6c\u4e49\u5b57\u7b26\n$str = utf8_encode($pwd . $salt);\necho MD5($str);<\/pre>\n
        \u672c\u7bc7\u5173\u4e8e\u300aJava \u548c PHP \u4e2d MD5 \u52a0\u5bc6 \\”\\\\xa3\\” \u5b57\u7b26\u4e32\u7684\u4e0d\u540c\u5904\u7406\u65b9\u5f0f\uff1a\u5982\u4f55\u5b9e\u73b0\u4e00\u81f4\u7684\u52a0\u5bc6\u7ed3\u679c\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        Java \u548c PHP \u4e2d MD5...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-203409","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203409","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=203409"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203409\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203409"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203409"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203409"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}