{"id":656,"date":"2009-01-09T15:01:34","date_gmt":"2009-01-09T07:01:34","guid":{"rendered":"http:\/\/fdream.net\/blog\/article\/656.aspx"},"modified":"2009-01-09T15:01:28","modified_gmt":"2009-01-09T07:01:28","slug":"%e8%bf%98%e5%8e%9f%e7%99%be%e5%ba%a6MP3%e7%9c%9f%e5%ae%9e%e5%9c%b0%e5%9d%80","status":"publish","type":"post","link":"https:\/\/fdream.net\/blog\/article\/656","title":{"rendered":"\u8fd8\u539f\u767e\u5ea6MP3\u771f\u5b9e\u5730\u5740"},"content":{"rendered":"<p>\u7eaf\u5c5e\u65e0\u804a\uff0c\u672c\u6765\u53ea\u662f\u60f3\u5199\u4e2a\u8c46\u74e3\u7684\u63d2\u4ef6\uff0c\u770b\u5230\u6b4c\u66f2\u5217\u8868\u4ee5\u540e\u5c31\u53ef\u4ee5\u5728\u7ebf\u8bd5\u542c\u6216\u8005\u4e0b\u8f7d\uff0c\u4e0d\u8fc7\u4e0d\u80fd\u76f4\u63a5\u4ece\u641c\u7d22\u7ed3\u679c\u5217\u8868\u62ff\u5230mp3\u6216\u8005wma\u7684\u771f\u5b9e\u5730\u5740\uff0c\u53ea\u80fd\u8fdb\u53bb\u4e0b\u8f7d\u9875\u9762\u5206\u6790\u3002<\/p>\n<p>\u4e0d\u8fc7\u4e0b\u8f7d\u9875\u9762\u7684\u5730\u5740\u7684\u52a0\u5bc6\u5012\u662f\u7b80\u5355\uff0c\u5f88\u5bb9\u6613\u5c31\u53d1\u73b0\u4e86URL\u5bc6\u6587\u548c\u660e\u6587\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u518d\u7a0d\u5fae\u770b\u4e00\u4e0bJavaScript\uff0c\u5c31\u77e5\u9053\u600e\u4e48\u8fd8\u539f\u4e86\u3002\u8fd8\u539f\u65b9\u6cd5\u5982\u4e0b\uff08\u8fd8\u662fJavaScript\u7248\u672c\u7684\uff09\uff1a<\/p>\n<p><pre lang=\"javascript\">\n\/\/48-0, 65-A, 97-a\nvar CHARACTERS = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';\n\nfunction decode(url, offset) {\n    var l = url.length;\n    var s = '', idx, ch;\n    for (var i = 0; i &lt; l; i++) {\n        ch = url.charAt(i);\n        if (\/[A-Za-z0-9]\/.test(ch)) {\n            idx = CHARACTERS.indexOf(ch) - offset;\n            if (idx &lt; 0) {\n                idx += 62\n            }\n            ch = CHARACTERS.charAt(idx);\n        }\n        s += ch;\n    }\n    return s;\n}\n\nvar u = 'jvvr:\/\/yyy.mcmctkpi.eqo\/wrnqcf\/422A.34.39_32.33.59_5B79.or5';\n\/\/var u = 's440:\/\/E0xyn.nyx53tnn.nzx.ny\/C\/JJH.x0E';\n\nvar hp = 43 \/\/ s.indexOf('h');\nif(u.indexOf(':') == 3){\n    hp = 41; \/\/s.indexOf('f');\n}\nvar o = CHARACTERS.indexOf(u.charAt(0)) - hp;\n\nalert(decode(u, o));\n<\/pre><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7eaf\u5c5e\u65e0\u804a\uff0c\u672c\u6765\u53ea\u662f\u60f3\u5199\u4e2a\u8c46\u74e3\u7684\u63d2\u4ef6\uff0c\u770b\u5230\u6b4c\u66f2\u5217\u8868\u4ee5\u540e\u5c31\u53ef\u4ee5\u5728\u7ebf\u8bd5\u542c\u6216\u8005\u4e0b\u8f7d\uff0c\u4e0d\u8fc7\u4e0d\u80fd\u76f4\u63a5\u4ece\u641c\u7d22\u7ed3\u679c\u5217\u8868\u62ff\u5230mp3\u6216\u8005wma\u7684\u771f\u5b9e\u5730\u5740\uff0c\u53ea\u80fd\u8fdb\u53bb\u4e0b\u8f7d\u9875\u9762\u5206\u6790\u3002 \u4e0d\u8fc7\u4e0b\u8f7d\u9875\u9762\u7684\u5730\u5740\u7684\u52a0\u5bc6\u5012\u662f\u7b80\u5355\uff0c\u5f88\u5bb9\u6613\u5c31\u53d1\u73b0\u4e86URL\u5bc6\u6587\u548c\u660e\u6587\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u518d\u7a0d\u5fae\u770b\u4e00\u4e0bJavaScript\uff0c\u5c31\u77e5\u9053\u600e\u4e48\u8fd8\u539f\u4e86\u3002\u8fd8\u539f\u65b9\u6cd5\u5982\u4e0b\uff08\u8fd8\u662fJavaScript\u7248\u672c\u7684\uff09\uff1a \/\/48-0, 65-A, 97-a var CHARACTERS = &#8216;0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz&#8217;; function decode(url, offset) { var l = url.length; var s = &#8221;, idx, ch; for (var i = 0; i &lt; l; i++) { ch = url.charAt(i); if (\/[A-Za-z0-9]\/.test(ch)) { idx = CHARACTERS.indexOf(ch) &#8211; offset; if (idx &lt; 0) { idx += 62 } ch = &hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[104],"class_list":["post-656","post","type-post","status-publish","format-standard","hentry","category-coding","tag-JavaScript"],"views":9798,"_links":{"self":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts\/656","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/comments?post=656"}],"version-history":[{"count":0,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/posts\/656\/revisions"}],"wp:attachment":[{"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/media?parent=656"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/categories?post=656"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fdream.net\/blog\/wp-json\/wp\/v2\/tags?post=656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}