{"id":116,"date":"2020-06-16T02:00:19","date_gmt":"2020-06-15T18:00:19","guid":{"rendered":"http:\/\/blog.mrfai.cn\/?p=116"},"modified":"2020-06-16T02:04:27","modified_gmt":"2020-06-15T18:04:27","slug":"path-resolve%e5%92%8cpath-join%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/blog.mrfai.cn\/index.php\/2020\/06\/16\/116\/","title":{"rendered":"path.resolve()\u548cpath.join()\u7684\u533a\u522b"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">path.resolve()<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>path.resolve() \u628a\u4e00\u4e2a\u8def\u5f84\u6216\u8def\u5f84\u7247\u6bb5\u7684\u5e8f\u5217\u89e3\u6790\u4e3a\u4e00\u4e2a\u7edd\u5bf9\u8def\u5f84\u3002<\/p><\/blockquote>\n\n\n\n<pre class=\"wp-block-code\"><code>\u683c\u5f0f\uff1apath.resolve(&#91;...paths])<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>path.resolve(); \n\/\/ \u8f93\u51fa\uff1aC:\\Users\\Administrator\\Desktop\\demo\n\/\/ \u7406\u89e3\uff1a\u8fd9\u4e2a\u5e94\u8be5\u597d\u7406\u89e3\uff0c\u9ed8\u8ba4\u8fd4\u56de\u6240\u5728\u76ee\u5f55\u7edd\u5bf9\u8def\u5f84\uff0c\u7b49\u4e8e\u76f4\u63a5\u8f93\u51fa__dirname\n\n\npath.resolve(\"\/abc\");\n\/\/ \u8f93\u51fa\uff1aC:\\abc\n\/\/ \u7406\u89e3\uff1a'\/'\u4ee3\u8868\u5c31\u662f\u6839\u76ee\u5f55\u7684\u610f\u601d\uff0c\u8fd9\u91cc\u6839\u76ee\u5f55\u662fC:\\\uff0c\u6240\u4ee5'\/abc\u2018\u5c31\u8f93\u51faC:\\abc\n\n\npath.resolve('..\/abc');\n\/\/ \u8f93\u51fa\uff1aC:\\Users\\Administrator\\Desktop\\abc\n\/\/ \u7406\u89e3\uff1a\u8fd9\u91cc\u7684\u8def\u5f84\u5f00\u5934\u6ca1\u6709'\/'\uff0c\u6240\u4ee5\u81ea\u52a8\u8865\u4e0a__dirname\uff0c\u4e8e\u662f\u7b49\u4e8e'__dirname\/..\/abc'\n\/\/ __dirname        =    C:\\Users\\Administrator\\Desktop\\demo\n\/\/ __dirname\/..     =    C:\\Users\\Administrator\\Desktop\n\/\/ __dirname\/..\/abc =    C:\\Users\\Administrator\\Desktop\\abc\n\n\npath.resolve('a', 'b', '\/d\/e', 'f');\n\/\/ \u8f93\u51fa\uff1aC:\\d\\e\\f\n\/\/ \u7b49\u4ef7\uff1apath.resolve('__dirname\/a', 'b', 'C:\\d\\e', 'f')\n\/\/ \u7406\u89e3\uff1a\u8fd8\u662f\u770b\u4e0b\u9762\u7684\u6b65\u9aa4\u7406\u89e3\u5427\uff1a\n\/\/ \u5230a\u65f6   =   __dirname\/a   = C:\\Users\\Administrator\\Desktop\\demo\\a\n\/\/ \u5230b\u65f6   =   __dirname\/b   = C:\\Users\\Administrator\\Desktop\\demo\\a\\b\n\/\/ \/d\/e = C:\\d\\e\uff0c\u56e0\u4e3a\/d\/e\u4ee3\u8868\u6839\u76ee\u5f55\uff0c\u6240\u4ee5\u8fd9\u91cc\u53c8\u51fa\u73b0\u4e86\u6839\u76ee\u5f55\uff0c\u4f1a\u628a\u524d\u9762\u7684\u8def\u5f84\u8986\u76d6\u6389\n\/\/ \u5230f\u65f6   = C:\\d\\e\\f\uff0c\u56e0\u4e3a\u524d\u9762\u6709\u65f6\u4e00\u4e2a\u5b8c\u6574\u7684\u8def\u5f84\u4e86\uff0c\u8fd9\u91cc\u7684f\u5c31\u76f4\u63a5\u586b\u8865\u4e0a\u4e86\n\n\npath.resolve('\/a', '\/b', '\/c');\n\/\/ \u8f93\u51fa\uff1aC:\\c\n\/\/ \u7b49\u4ef7\uff1apath.resolve('C:\\a', 'C:\\b', 'C:\\C')\n\/\/ \u7406\u89e3\uff1a\u4e09\u4e2a\u90fd\u6709\u6839\u76ee\u5f55\uff0c\u6240\u4ee5\u6700\u540e\u4e00\u4e2a\u8986\u76d6\u6389\u524d\u9762\u7684\u4e86\uff0c\u53ea\u8f93\u51faC:\\c\n\n\npath.resolve('bar', 'baz', 'foo');\n\/\/ \u8f93\u51fa\uff1aC:\\Users\\Administrator\\Desktop\\demo\\bar\\baz\\foo\n\/\/ \u7406\u89e3\uff1a\u7531\u4e8e\u4e09\u4e2a\u8def\u5f84\u90fd\u6ca1\u6709\u6839\u76ee\u5f55'\/'\uff0c\u6240\u4ee5\u7b2c\u4e00\u4e2a\u5c31\u88ab\u81ea\u52a8\u8865\u4e0a__dirname\n\/\/ \u6240\u4ee5\u7b49\u4e8epath.resolve('__dirname\/bar', 'baz', 'foo');\n\n\npath.resolve('\/foo', 'bar\/', 'baz\/');\n\/\/ \u8f93\u51fa\uff1aC:\\foo\\bar\\baz\n\/\/ \u7406\u89e3\uff1a\u56e0\u4e3a\u7b2c\u4e00\u4e2a\u6709\u6839\u76ee\u5f55\u7b26\u53f7'\/'\uff0c\u800c\u4e14\u540e\u9762\u90fd\u6ca1\u6709\u6839\u76ee\u5f55\uff0c\u6240\u4ee5\u76f8\u5f53\u4e8epath.resolve('C:\\foo', 'bar\/', 'baz\/');\n\n\npath.resolve('\/');\n\/\/ \u8f93\u51fa\uff1aC:\\ \n\/\/ \u7406\u89e3\uff1a\u56e0\u4e3a\u8def\u5f84\u4e3a\u6839\u8def\u5f84\uff0c\u6240\u4ee5\u5c31\u662fC:\\<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">path.join()<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>path.join() \u65b9\u6cd5\u4f7f\u7528\u5e73\u53f0\u7279\u5b9a\u7684\u5206\u9694\u7b26\u628a\u5168\u90e8\u7ed9\u5b9a\u7684 path \u7247\u6bb5\u8fde\u63a5\u5230\u4e00\u8d77\uff0c\u5e76\u89c4\u8303\u5316\u751f\u6210\u7684\u8def\u5f84\u3002<\/p><\/blockquote>\n\n\n\n<pre class=\"wp-block-code\"><code>\u683c\u5f0f\uff1apath.join(&#91;...paths])<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>path.join(); \n\/\/ \u8f93\u51fa\uff1a.\n\/\/ \u7406\u89e3\uff1a\u8fde\u63a5\u540e\u4e3a\u7a7a\u5b57\u7b26\u4e32\uff0c\u8868\u793a\u5f53\u524d\u76ee\u5f55\n\n\npath.join('a', 'b', '..', 'c\/', '.\/d'); \n\/\/ \u8f93\u51fa\uff1aa\/c\/d\n\/\/ \u7406\u89e3\uff1aa\/b\/..\/c\/d = a\/c\/d\n\n\npath.join('\/foo', 'bar', '.\/baz');\n\/\/ \u8f93\u51fa\uff1a\/foo\/bar\/baz\n\/\/ \u7406\u89e3\uff1a\u5168\u90e8\u62fc\u63a5\u8d77\u6765\u4e00\u4e2a\u8def\u5f84\n\n\npath.join('\/foo', 'bar', '\/baz', '..');\n\/\/ \u8f93\u51fa\uff1a\/foo\/bar\n\/\/ \u7406\u89e3\uff1a\u4e5f\u662f\u5168\u90e8\u62fc\u63a5\uff0c\u5f97\u5230'\/foo\/bar\/baz\/..'\uff0c'..'\u662f\u8fd4\u56de\u4e0a\u4e00\u7ea7\u7684\u610f\u601d\uff0c\u6240\u4ee5baz\u81ea\u7136\u6ca1\u6709\u5566<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>path.resolve() path.resol&#8230;<\/p>\n<div class=\"more-link-wrapper\"><a class=\"more-link\" href=\"https:\/\/blog.mrfai.cn\/index.php\/2020\/06\/16\/116\/\">Continue reading<span class=\"screen-reader-text\">path.resolve()\u548cpath.join()\u7684\u533a\u522b<\/span><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[25,26],"class_list":["post-116","post","type-post","status-publish","format-standard","hentry","category-frontend","tag-javascript","tag-nodejs","entry"],"_links":{"self":[{"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/posts\/116","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/comments?post=116"}],"version-history":[{"count":3,"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/posts\/116\/revisions"}],"predecessor-version":[{"id":119,"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/posts\/116\/revisions\/119"}],"wp:attachment":[{"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/media?parent=116"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/categories?post=116"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.mrfai.cn\/index.php\/wp-json\/wp\/v2\/tags?post=116"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}