{"id":9863,"date":"2023-03-13T14:50:23","date_gmt":"2023-03-13T06:50:23","guid":{"rendered":"http:\/\/123.57.164.21\/?p=9863"},"modified":"2023-03-13T14:50:23","modified_gmt":"2023-03-13T06:50:23","slug":"%e8%81%8a%e4%b8%80%e8%81%8asourcemap","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=9863","title":{"rendered":"\u804a\u4e00\u804aSourceMap"},"content":{"rendered":"\n<p><strong>\u524d\u8a00<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u6211\u4eec\u9879\u76ee\u7684\u4ee3\u7801\u5728\u7ecf\u8fc7\u7f16\u8bd1\u6253\u5305\u540e\uff0c\u4f1a\u5c06\u5f00\u53d1\u65f6\u591a\u4e2a\u6587\u4ef6\u7684\u4ee3\u7801\u5408\u5e76\u5230\u540c\u4e00\u4efd\u6587\u4ef6\u4e2d\uff0c\u800c\u4e14\u8fd8\u4f1a\u7ecf\u8fc7\u5404\u79cd\u538b\u7f29\uff0c\u5408\u5e76\uff0c\u4ee3\u7801\u4e11\u5316\u7b49\u7b49\u64cd\u4f5c\uff0c\u8f6c\u6362\u5b8c\u6700\u7ec8\u751f\u6210\u7684\u4ee3\u7801\u624d\u4f1a\u7528\u4e8e\u7ebf\u4e0a\u73af\u5883\uff0c\u6240\u4ee5\u6211\u4eec\u7ebf\u4e0a\u5b9e\u9645\u8fd0\u884c\u7684\u4ee3\u7801\u8ddf\u6211\u4eec\u5f00\u53d1\u65f6\u7684\u4ee3\u7801\u662f\u6709\u975e\u5e38\u5927\u7684\u4e0d\u540c\uff0c\u5982\u679c\u6b64\u65f6\u51fa\u73b0\u4e86bug\uff0c\u90a3\u4e48\u6211\u4eec\u53ea\u80fd\u5b9a\u4f4d\u5230\u8f6c\u6362\u540e\u4ee3\u7801\u7684\u4f4d\u7f6e\uff0c\u4f46\u6b64\u65f6\u7684\u4ee3\u7801\u5df2\u7ecf\u9762\u76ee\u5168\u975e\u4e86<\/p>\n\n\n\n<p>\u8f6c\u6362\u540e\u7684\u4ee3\u7801\u7c7b\u4f3c\u4e0b\u9762\u8fd9\u6837<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41-798x1024.png\" alt=\"\" class=\"wp-image-9864\" width=\"536\" height=\"688\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41-798x1024.png 798w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41-234x300.png 234w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41-768x986.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41-830x1066.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41-230x295.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41-350x449.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41-480x616.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-41.png 1092w\" sizes=\"(max-width: 536px) 100vw, 536px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-1024x751.png\" alt=\"\" class=\"wp-image-9865\" width=\"530\" height=\"389\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-1024x751.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-300x220.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-768x563.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-1536x1126.png 1536w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-830x608.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-230x169.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-350x257.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42-480x352.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-42.png 1648w\" sizes=\"(max-width: 530px) 100vw, 530px\" \/><\/figure><\/div>\n\n\n\n<p>\u867d\u7136\u8fd9\u79cd\u4ee3\u7801\u5bf9\u8ba1\u7b97\u673a\u975e\u5e38\u53cb\u597d\uff0c\u4f46\u662f\u6211\u4eecdebug\u5c06\u4f1a\u53d8\u5f97\u5f88\u56f0\u96be\uff0c\u8fd9\u65f6\u5019\u5c31\u9700\u8981sourcemap\u4e86<\/p>\n\n\n\n<p><strong>\u4ec0\u4e48\u662fSourceMap<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u7b80\u5355\u6765\u8bf4\uff0cSourcemap \u5c31\u662f\u4e00\u4e2a\u4fe1\u606f\u6587\u4ef6\uff0c\u5b83\u91cc\u9762\u5b58\u50a8\u7740\u4ee3\u7801\u8f6c\u6362\u524d\u540e\u7684\u5bf9\u5e94\u4f4d\u7f6e\u4fe1\u606f\uff0c\u4e5f\u5c31\u662f\u8f6c\u6362\u538b\u7f29\u540e\u7684\u4ee3\u7801\u6240\u5bf9\u5e94\u7684\u8f6c\u6362\u524d\u7684\u6e90\u4ee3\u7801\u4f4d\u7f6e\uff0c\u662f\u6e90\u4ee3\u7801\u548c\u751f\u4ea7\u4ee3\u7801\u7684\u6620\u5c04\uff0c Sourcemap 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https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-43-182x300.png 182w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-43-768x1264.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-43-933x1536.png 933w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-43-830x1366.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-43-230x378.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-43-350x576.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-43-480x790.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-43.png 948w\" sizes=\"(max-width: 297px) 100vw, 297px\" \/><\/figure><\/div>\n\n\n\n<p>\u70b9\u5f00\u4e00\u4e2a\u6253\u5305\u540e\u7684js\u6587\u4ef6\uff0c\u62c9\u5230\u6700\u540e\u4e00\u884c\uff0c\u53ef\u4ee5\u770b\u5230 <code>\/\/# sourceMappingURL=main.js.map<\/code><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44-1024x248.png\" alt=\"\" class=\"wp-image-9868\" width=\"582\" height=\"141\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44-1024x248.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44-300x73.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44-768x186.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44-830x201.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44-230x56.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44-350x85.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44-480x116.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-44.png 1394w\" sizes=\"(max-width: 582px) 100vw, 582px\" \/><\/figure><\/div>\n\n\n\n<p>\u6709\u4e86\u8fd9\u884c\uff0c\u5c31\u53ef\u4ee5\u542f\u7528sourcemap\uff0c\u8fd9\u4e2asourceMappingURL\u5c31\u662f\u6807\u8bb0\u4e86\u8be5\u6587\u4ef6\u7684sourcemap\u7684\u5730\u5740\uff0c\u8fd9\u4e2asourcemap\u6587\u4ef6\u53ef\u4ee5\u653e\u5728\u672c\u5730\uff0c\u4e5f\u53ef\u4ee5\u653e\u5728\u7f51\u7edc\u4e0a<\/p>\n\n\n\n<p>\u518d\u70b9\u5f00\u4e00\u4e2a .js.map \u6587\u4ef6\u770b\u770b\uff0c\u6709\u4e00\u5806\u7c7b\u4f3c\u4e71\u7801\u7684\u4e1c\u897f\uff0c\u540e\u9762\u770b\u4e00\u4e2a\u7b80\u5355\u4e00\u70b9\u7684<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45-1024x803.png\" alt=\"\" class=\"wp-image-9869\" width=\"556\" height=\"435\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45-1024x803.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45-300x235.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45-768x602.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45-830x651.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45-230x180.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45-350x274.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45-480x376.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-45.png 1398w\" sizes=\"(max-width: 556px) 100vw, 556px\" \/><\/figure><\/div>\n\n\n\n<p><strong>SourceMap\u7684\u751f\u6210<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u751f\u6210\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u800c\u4e14\u6709\u5f88\u591a\u524d\u7aef\u7684\u5de5\u5177\u90fd\u652f\u6301\uff0c\u5982webpack\uff0cuglifyjs\uff0cgulp\u7b49\uff0c\u8fd9\u91cc\u5c31\u4e0d\u8be6\u7ec6\u8bb2\u8ff0\u4e86\uff0c\u5bf9\u600e\u4e48\u751f\u6210sourcemap\u611f\u5174\u8da3\u53ef\u4ee5\u770b\u8fd9\u4e2a\u6587\u7ae0<\/p>\n\n\n\n<p><strong>SourceMap\u7684\u5c5e\u6027<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u6211\u4eec\u770b\u4e00\u4e2a\u7b80\u5355\u4e00\u70b9\u7684\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">const value = 123;\nconsole.log(value);\n<\/pre>\n\n\n\n<p>\u7528webpack\u6253\u5305\u540e\u7684\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">console.log(123);\n\/\/# sourceMappingURL=bundle.js.map<\/pre>\n\n\n\n<p>\u751f\u6210\u7684sourcemap\u6587\u4ef6<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">{\n   version : 3,\n   file :  bundle.js ,\n   mappings :  AACAA,QAAQC,IADM ,\n   sources : [\n     webpack:\/\/studysourcemap\/.\/test.js \n  ],\n   sourcesContent : [\n     const value = 123;\\nconsole.log(value); \n  ],\n   names : [\n     console ,\n     log \n  ],\n   sourceRoot :   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rel=\"noreferrer noopener\" href=\"https:\/\/link.zhihu.com\/?target=https%3A\/\/en.wikipedia.org\/wiki\/Variable-length_quantity\" target=\"_blank\">VLQ<\/a> \u5b57\u7b26\u4e32\uff0c\u662f\u6700\u91cd\u8981\u7684\u5185\u5bb9<\/li><li>file\uff1a\u751f\u6210\u7684\u4e0e\u8be5sourcemap\u6587\u4ef6\u5173\u8054\u7684\u6587\u4ef6\u540d\uff0c\u4e5f\u5c31\u662f\u6253\u5305\u7f16\u8bd1\u540e\u7684\u6587\u4ef6\u540d<\/li><\/ul>\n\n\n\n<p><strong>SourceMap\u7684\u7248\u672c<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5173\u4e8esourcemap\u7684\u7248\u672c<\/p>\n\n\n\n<ul><li>2009\u5e74\uff0cgoogle\u4ecb\u7ecd\u4ed6\u7684\u4e00\u4e2a\u7f16\u8bd1\u5668<a rel=\"noreferrer noopener\" href=\"https:\/\/link.zhihu.com\/?target=https%3A\/\/developers.google.com\/closure\/compiler\/\" target=\"_blank\">Cloure Compiler<\/a>\u65f6\uff0c\u4e5f\u987a\u4fbf\u63a8\u51fa\u4e86\u4e00\u4e2a\u8c03\u8bd5\u63d2\u4ef6Closure Inspector\uff0c\u53ef\u4ee5\u65b9\u4fbf\u8c03\u8bd5\u7f16\u8bd1\u540e\u7684\u4ee3\u7801\uff0c\u8fd9\u4e2a\u5c31\u662f sourcemap \u7684\u96cf\u5f62<\/li><li>2010\u5e74\uff0cClosure Compiler Source Map 2.0\u4e2d\uff0c\u5171\u540c\u5236\u5b9a\u4e86\u4e00\u4e9b\u6807\u51c6\uff0c\u5df2\u51b3\u5b9a\u4f7f\u7528base64\u7f16\u7801\uff0c\u4f46\u662f\u751f\u6210\u7684map\u6587\u4ef6\u8981\u6bd4\u73b0\u5728\u5927\u5f88\u591a<\/li><li>2011\u5e74\uff0c\u7b2c\u4e09\u4ee3\u51fa\u7089\uff0c <a rel=\"noreferrer noopener\" href=\"https:\/\/link.zhihu.com\/?target=https%3A\/\/docs.google.com\/document\/d\/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k\/edit%23heading%3Dh.1ce2c87bpj24\" target=\"_blank\">Source Map Revision 3 Proposal<\/a>\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u73b0\u5728\u7528\u7684 sourcemap \u7684\u7248\u672c\uff0c\u8fd9\u4e5f\u5c31\u662f\u4e3a\u4ec0\u4e48\u6211\u4eec\u4e0a\u9762map\u6587\u4ef6\u7684 version=3 \u4e86\uff0c\u8fd9\u4e00\u7248\u5bf9\u7b97\u6cd5\u8fdb\u884c\u4e86\u4f18\u5316\uff0c\u5927\u5927\u7f29\u5c0f\u4e86map\u6587\u4ef6\u7684\u4f53\u79ef<\/li><\/ul>\n\n\n\n<p>\u7b2c\u4e00\u7248\u751f\u6210\u7684map\u6587\u4ef6\u5927\u6982\u6709\u8f6c\u5316\u540e\u6587\u4ef6\u768410\u500d\u5927\uff0c\u7b2c\u4e8c\u7248\u5219\u5c06\u4f53\u79ef\u51cf\u5c11\u4e8620%\uff5e30%\uff0c\u7b2c\u4e09\u7248\u53c8\u5728v2\u7684\u57fa\u7840\u4e0a\u4f53\u79ef\u51cf\u5c11\u4e86\u4e00\u534a<\/p>\n\n\n\n<p>\u6b63\u662f\u56e0\u4e3a\u6709\u4e86\u7b2c\u4e09\u4ee3 Source Map Revision 3 Proposal \u8fd9\u4e2a\u6807\u51c6\uff0c\u4e0d\u540c\u7684\u6253\u5305\u5de5\u5177\u548c\u6d4f\u89c8\u5668\u624d\u80fd\u4f7f\u7528sourcemap\uff0cgithub\u4e0a\u7684\u4e00\u4e2a\u6839\u636e\u8fd9\u4e2a\u6807\u51c6\u751f\u6210sourcemap\u7684\u5e93 <a rel=\"noreferrer noopener\" href=\"https:\/\/link.zhihu.com\/?target=https%3A\/\/github.com\/mozilla\/source-map\" target=\"_blank\">https:\/\/github.com\/mozilla\/source-map<\/a><br><\/p>\n\n\n\n<p><strong>SourceMap\u7684\u539f\u7406<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u8fd9\u91cc\u4e3b\u8981\u5173\u6ce8mappings\u548cnames\u5c5e\u6027\uff0cmappings\u5c5e\u6027\u662f\u4e00\u4e2a\u5f88\u957f\u7684\u5b57\u7b26\u4e32\uff0c\u5b83\u5206\u6210\u4e09\u4e2a\u90e8\u5206<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46-1024x177.png\" alt=\"\" class=\"wp-image-9870\" width=\"532\" height=\"92\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46-1024x177.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46-300x52.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46-768x133.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46-830x143.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46-230x40.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46-350x60.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46-480x83.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-46.png 1354w\" sizes=\"(max-width: 532px) 100vw, 532px\" \/><\/figure><\/div>\n\n\n\n<ul><li>\u5206\u53f7(;)\uff0c\u8868\u793a\u884c\u5bf9\u5e94\uff0c\u751f\u6210\u7684\u6587\u4ef6\u7684\u6bcf\u4e00\u884c\u7528\u5206\u53f7(;)\u5206\u9694\uff0c\u4e00\u4e2a\u5206\u53f7\u4ee3\u8868\u8f6c\u6362\u540e\u6e90\u7801\u7684\u4e00\u884c<\/li><li>\u9017\u53f7(,)\uff0c\u4f4d\u7f6e\u5bf9\u5e94\uff0c\u6bcf\u4e00\u6bb5\u7528\u9017\u53f7(,)\u5206\u9694\uff0c\u4e00\u4e2a\u9017\u53f7\u5bf9\u5e94\u8f6c\u6362\u540e\u6e90\u7801\u7684\u4e00\u4e2a\u4f4d\u7f6e<\/li><li>\u82f1\u6587\u5b57\u6bcd\uff0c\u6bcf\u4e00\u6bb5\u75311\uff0c4\u62165\u5757\u53ef\u53d8\u957f\u5ea6\u7684\u5b57\u6bb5\u7ec4\u6210\uff0c\u8bb0\u5f55\u539f\u59cb\u4ee3\u7801\u7684\u4f4d\u7f6e\u4fe1\u606f<\/li><\/ul>\n\n\n\n<p>\u4e3e\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff0c\u5047\u8bbe\u6709\u5982\u4e0b\u7684mappings\u5c5e\u6027<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">mappings :  AACAA;QAAQC,IADM ,<\/pre>\n\n\n\n<p>\u6709\u4e00\u4e2a\u5206\u53f7\uff0c\u8bf4\u660e\u6709\u4e24\u884c\u4ee3\u7801\uff0c\u5206\u53f7\u524d <code>AACAA<\/code> \u662f\u7b2c\u4e00\u884c\uff0c\u540e\u9762 <code>QAAQC,IADM<\/code> \u662f\u7b2c\u4e8c\u884c<\/p>\n\n\n\n<p>\u7b2c\u4e8c\u884c\u6709\u4e00\u4e2a\u9017\u53f7\uff0c\u8bf4\u660e\u8fd9\u4e00\u884c\u5206\u4e3a\u4e24\u6bb5\uff0c<code>QAAQC<\/code> \u548c <code>IADM<\/code><\/p>\n\n\n\n<p>\u5206\u53f7\u8ddf\u9017\u53f7\u5927\u5bb6\u5e94\u8be5\u90fd\u6ca1\u4ec0\u4e48\u7591\u95ee\uff0c\u4e3b\u8981\u5c31\u662f\u82f1\u6587\u5b57\u6bcd\u8fd9\u4e00\u5757\u7684\u610f\u4e49\u4f4d\u7f6e\u5bf9\u5e94\u7684\u539f\u7406<\/p>\n\n\n\n<p>\u6bcf\u4e00\u6bb5\u6700\u591a\u67095\u4e2a\u90e8\u5206<\/p>\n\n\n\n<ul><li>\u7b2c\u4e00\u90e8\u5206\uff0c\u8868\u793a\u8fd9\u4e2a\u4f4d\u7f6e\u5728\uff08\u8f6c\u6362\u540e\u7684\u4ee3\u7801\u7684\uff09\u7684\u7b2c\u51e0\u5217<\/li><li>\u7b2c\u4e8c\u90e8\u5206\uff0c\u8868\u793a\u8fd9\u4e2a\u4f4d\u7f6e\u5c5e\u4e8esources\u5c5e\u6027\u4e2d\u7684\u54ea\u4e00\u4e2a\u6587\u4ef6<\/li><li>\u7b2c\u4e09\u90e8\u5206\uff0c\u8868\u793a\u8fd9\u4e2a\u4f4d\u7f6e\u5c5e\u4e8e\u8f6c\u6362\u524d\u4ee3\u7801\u7684\u7b2c\u51e0\u884c<\/li><li>\u7b2c\u56db\u90e8\u5206\uff0c\u8868\u793a\u8fd9\u4e2a\u4f4d\u7f6e\u5c5e\u4e8e\u8f6c\u6362\u524d\u4ee3\u7801\u7684\u7b2c\u51e0\u5217<\/li><li>\u7b2c\u4e94\u90e8\u5206\uff0c\u8868\u793a\u8fd9\u4e2a\u4f4d\u7f6e\u5c5e\u4e8enames\u5c5e\u6027\u4e2d\u7684\u54ea\u4e00\u4e2a\u53d8\u91cf<\/li><\/ul>\n\n\n\n<p>\u90a3\u4e48\u8fd9\u4e94\u4e2a\u90e8\u5206\u662f\u600e\u4e48\u6765\u7684\uff0c\u6211\u4eec\u4e00\u6b65\u4e00\u6b65\u6765\u770b<\/p>\n\n\n\n<p>\u5047\u8bbe\u6587\u4ef6a.js\u6709\u4e00\u884c\u4ee3\u7801 <code>I Love SourceMap<\/code>\uff0c\u6700\u7ec8\u6253\u5305\u540e\u8f93\u51fa\u7684\u6587\u4ef6\u4e3abundle.js\uff0c\u5185\u5bb9\u4e3a <code>Javascript is awesome<\/code>\uff0c\u5982\u4e0b<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-47.png\" alt=\"\" class=\"wp-image-9871\" width=\"390\" height=\"155\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-47.png 706w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-47-300x119.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-47-230x91.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-47-350x139.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-47-480x190.png 480w\" sizes=\"(max-width: 390px) 100vw, 390px\" \/><\/figure><\/div>\n\n\n\n<p>\u90a3\u4e48\u600e\u4e48\u8868\u793a\u6620\u5c04\u5173\u7cfb<\/p>\n\n\n\n<p>\u4ee5 Love \u4e3a\u4f8b\uff0c\u5b83\u539f\u59cb\u7684\u4f4d\u7f6e\u4e3a(0,2)\uff0c\u8f93\u51fa\u540e\u662fawesome\uff0c\u4f4d\u7f6e\u4e3a(0,14)\uff0c\u90a3\u4e48\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u6765\u6620\u5c04<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48-1024x379.png\" alt=\"\" class=\"wp-image-9872\" width=\"496\" height=\"183\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48-1024x379.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48-300x111.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48-768x284.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48-830x307.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48-230x85.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48-350x130.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48-480x178.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-48.png 1086w\" sizes=\"(max-width: 496px) 100vw, 496px\" \/><\/figure><\/div>\n\n\n\n<p>\u50cf\u8fd9\u6837\u5199\u6210\u4e00\u79cd\u56fa\u5b9a\u7684\u683c\u5f0f\uff0c\u91cc\u9762\u5305\u542b\u4e86\u539f\u59cb\u4f4d\u7f6e\u548c\u8f93\u51fa\u540e\u7684\u4f4d\u7f6e\uff0c\u5355\u8bcd\uff0c\u540c\u65f6\u8fd8\u6709\u539f\u59cb\u6587\u4ef6\u540d\uff0c\u56e0\u4e3a\u53ef\u80fd\u628a\u591a\u4e2a\u6587\u4ef6\u8fdb\u884c\u5904\u7406\u8f93\u51fa\uff0c\u5982\u679c\u4e0d\u5199\u6587\u4ef6\u540d\uff0c\u5c31\u4e0d\u77e5\u9053\u8f93\u5165\u4f4d\u7f6e\u6765\u81ea\u54ea\u4e2a\u6587\u4ef6<\/p>\n\n\n\n<p>\u8f93\u51fa\u540e\u7684\u5355\u8bcd | \u6620\u5c04\u5173\u7cfb | | &#8212;&#8212;&#8212;- | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- | | Javascript | 0\uff5c0\uff5ca.js\uff5c0\uff5c7\uff5cSourceMap | | is | 0\uff5c11\uff5ca.js\uff5c0\uff5c0\uff5cI | | awesome | 0\uff5c14\uff5ca.js\uff5c0\uff5c2\uff5cLove |<\/p>\n\n\n\n<p>\u6211\u4eec\u53ef\u4ee5\u4f18\u5316\u4e00\u4e0b\uff0c\u628aa.js\u548c\u6700\u540e\u9762\u7684\u5355\u8bcd\u63d0\u51fa\u6765\u5404\u653e\u5230\u4e00\u4e2a\u6570\u7ec4\u91cc\uff0c\u7528sources\u8bb0\u5f55\u6240\u6709\u7684\u539f\u59cb\u6587\u4ef6\u540d\uff0cnames\u8bb0\u5f55\u539f\u59cb\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u5355\u8bcd\uff0c\u7136\u540e\u7528\u4e0b\u6807\u8868\u793a\u4ed6\u4eec\uff0c\u4ee5Love\u4e3a\u4f8b\uff0c\u5c31\u53d8\u6210<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-49.png\" alt=\"\" class=\"wp-image-9873\" width=\"494\" height=\"241\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-49.png 870w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-49-300x146.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-49-768x374.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-49-830x405.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-49-230x112.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-49-350x171.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-49-480x234.png 480w\" sizes=\"(max-width: 494px) 100vw, 494px\" \/><\/figure><\/div>\n\n\n\n<p>\u5f88\u591a\u65f6\u5019\uff0c\u6211\u4eec\u8f93\u51fa\u7684\u6587\u4ef6\u5176\u5b9e\u662f\u53ea\u6709\u4e00\u884c\u7684\uff0c\u6240\u4ee5\u53ef\u4ee5\u628a\u8f93\u51fa\u6587\u4ef6\u7684\u884c\u53f7\u7701\u7565\u6389\uff0c\u5c31\u53d8\u6210<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-50.png\" alt=\"\" class=\"wp-image-9874\" width=\"440\" height=\"189\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-50.png 826w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-50-300x129.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-50-768x329.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-50-230x99.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-50-350x150.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-50-480x206.png 480w\" sizes=\"(max-width: 440px) 100vw, 440px\" \/><\/figure><\/div>\n\n\n\n<p>\u8003\u8651\u5230\uff0c\u5982\u679c\u6587\u4ef6\u7279\u522b\u5927\u7684\u8bdd\uff0c\u90a3\u4e48\u884c\u5217\u7684\u6570\u503c\u53ef\u80fd\u4f1a\u7279\u522b\u5927\uff0c\u6240\u4ee5\u53ef\u4ee5\u8003\u8651\u7528\u76f8\u5bf9\u4f4d\u7f6e\u6765\u4ee3\u66ff\u7edd\u5bf9\u4f4d\u7f6e\u6765\u8868\u793a\uff0c\u53ea\u7528\u7edd\u5bf9\u4f4d\u7f6e\u8868\u793a\u7b2c\u4e00\u4e2a\u5355\u8bcd\u7684\u4f4d\u7f6e\uff0c\u540e\u9762\u7684\u90fd\u4f7f\u7528\u76f8\u5bf9\u524d\u4e00\u4e2a\u5355\u8bcd\u7684\u4f4d\u7f6e<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51-1024x331.png\" alt=\"\" class=\"wp-image-9875\" width=\"486\" height=\"156\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51-1024x331.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51-300x97.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51-768x248.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51-830x268.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51-230x74.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51-350x113.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51-480x155.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-51.png 1282w\" sizes=\"(max-width: 486px) 100vw, 486px\" \/><\/figure><\/div>\n\n\n\n<p>| \u539f\u59cb\u5355\u8bcd | \u8f93\u5165\u4f4d\u7f6e | \u8f93\u51fa\u5355\u8bcd | \u8f93\u51fa\u4f4d\u7f6e | \u6620\u5c04 | | &#8212;&#8212;&#8212; | &#8212;&#8212;&#8212;&#8212;&#8212; | &#8212;&#8212;&#8212;- | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; | &#8212;&#8212;&#8212;&#8212; | | I | (0,0) \u7edd\u5bf9\u4f4d\u7f6e | is | (0,11)\u7edd\u5bf9\u4f4d\u7f6e | 11\uff5c0\uff5c0\uff5c0\uff5c0 | | Love | (0,2) \u76f8\u5bf9I\u7684\u4f4d\u7f6e | awesome | (0,3)\u76f8\u5bf9is\u7684\u4f4d\u7f6e | 3\uff5c0\uff5c0\uff5c2\uff5c1 | | SourceMap | (0,5) \u76f8\u5bf9Love\u7684\u4f4d\u7f6e | Javascript | (0,-14) \u76f8\u5bf9awesome\u7684\u4f4d\u7f6e | -14\uff5c0\uff5c0\uff5c5\uff5c2 |<\/p>\n\n\n\n<p>\u6240\u4ee5\u6211\u4eec\u73b0\u5728\u53ef\u4ee5\u5f97\u5230\u8fd9\u4e48\u4e00\u4e2a\u521d\u6b65\u7684map\u6587\u4ef6<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">{\n    names: ['I', 'Love', 'SourceMap'],\n    sources: ['a.js'],\n    mappings: [11\uff5c0\uff5c0\uff5c0\uff5c0, 3\uff5c0\uff5c0\uff5c2\uff5c1, 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data-enlighter-group=\"\">110000<\/pre>\n\n\n\n<p>\u4ece\u5de6\u5f80\u53f3\u5f00\u59cb\u8bfb\u53d6\uff0c\u6570\u5b571\u6709\u6807\u8bb0\uff0c\u8bf4\u660e\u8fd8\u6709\u8fde\u7eed\uff0c\u518d\u53d6\u4e0b\u4e00\u4e2a\uff0c\u662f1\uff0c\u8fd9\u4e2a1\u6ca1\u88ab\u6807\u8bb0\uff0c\u7b2c\u4e00\u4e2a\u6570\u7ed3\u675f\uff0c\u6240\u4ee5\u7b2c\u4e00\u4e2a\u6570\u662f11<\/p>\n\n\n\n<p>\u7ee7\u7eed\u5f80\u4e0b\uff0c0\u6ca1\u88ab\u6807\u8bb0\uff0c\u8bf4\u660e\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u6570\u5b57\uff0c\u7b2c\u4e8c\u4e2a\u6570\u5c31\u662f0<\/p>\n\n\n\n<p>\u4f9d\u6b64\u7c7b\u63a8\u3002\u3002\u3002<\/p>\n\n\n\n<p>\u6700\u7ec8\u5c31\u80fd\u5f97\u523011\uff0c0\uff0c0\uff0c0\uff0c0<\/p>\n\n\n\n<p>\u800c vlq 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srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-52-1024x342.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-52-300x100.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-52-768x256.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-52-830x277.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-52-230x77.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-52-350x117.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-52-480x160.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/03\/\u56fe\u7247-52.png 1348w\" sizes=\"(max-width: 553px) 100vw, 553px\" 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data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">const value = 123;\nconsole.log(value);<\/pre>\n\n\n\n<p>\u6253\u5305\u540e\u7684\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">console.log(123);\n\/\/# sourceMappingURL=bundle.js.map<\/pre>\n\n\n\n<p>sources\u548cnames\u662f\u53ef\u4ee5\u5148\u786e\u5b9a\u597d\u7684<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">{\n     sources : [ a.js ],\n     names : [ console ,  log ],\n}<\/pre>\n\n\n\n<p>\u518d\u5f97\u5230 base64 vlq \u7f16\u7801<\/p>\n\n\n\n<p>| | \u539f\u59cb\u4f4d\u7f6e | 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/9863"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9863"}],"version-history":[{"count":2,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/9863\/revisions"}],"predecessor-version":[{"id":9878,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/9863\/revisions\/9878"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9863"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9863"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9863"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}