{"id":31846,"date":"2023-06-09T22:55:27","date_gmt":"2023-08-15T04:38:35","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/"},"modified":"2024-04-30T08:07:12","modified_gmt":"2024-04-30T00:07:12","slug":"%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/","title":{"rendered":"\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668"},"content":{"rendered":"<p>\u6587\u4ef6\u7684\u76d1\u89c6<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">fs<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">fs<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ \u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c<\/span>\r\n\r\n\r\n<span class=\"c1\">\/\/ \u30a6\u30a9\u30c3\u30c1\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u6307\u5b9a\u3068\u4fdd\u5b58\u6642\u306b\u5b9f\u884c\u3055\u308c\u308b\u51e6\u7406\u306e\u8a18\u8ff0<\/span>\r\n<span class=\"nx\">createWatcher<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">path\/to\/hoge.txt<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"kd\">function<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Callback<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">});<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u30a6\u30a9\u30c3\u30c1\u306e\u30c6\u30f3\u30d7\u30ec\u3002100ms\u306a\u306e\u3067\u3001\u76e3\u8996\u5bfe\u8c61\u304c\u5897\u3048\u308b\u3068\u8f9b\u3044\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/span>\r\n<span class=\"kd\">function<\/span> <span class=\"nx\">createWatcher<\/span><span class=\"p\">(<\/span><span class=\"nx\">aTargetPath<\/span><span class=\"p\">,<\/span> <span class=\"nx\">aCallback<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\r\n    <span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">watchFile<\/span><span class=\"p\">(<\/span><span class=\"nx\">aTargetPath<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span> <span class=\"na\">persistent<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span> <span class=\"na\">interval<\/span><span class=\"p\">:<\/span> <span class=\"mi\">100<\/span> <span class=\"p\">},<\/span> <span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">curr<\/span><span class=\"p\">,<\/span> <span class=\"nx\">prev<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\r\n        <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s2\">\/\/ ----------------- Saved <\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n\r\n        <span class=\"c1\">\/\/ \u4fdd\u5b58\u6642\u306b\u3084\u308a\u305f\u3044\u51e6\u7406<\/span>\r\n        <span class=\"nx\">aCallback<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"p\">});<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u4ef6\u7684\u76d1\u89c6 var fs = require(&#8216;fs&#8217;); \/\/ \u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c \/\/ \u30a6\u30a9\u30c3\u30c1\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u6307 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31846","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7528node-js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668\" \/>\n<meta property=\"og:description\" content=\"\u6587\u4ef6\u7684\u76d1\u89c6 var fs = require(&#039;fs&#039;); \/\/ \u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c \/\/ \u30a6\u30a9\u30c3\u30c1\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u6307 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7528node-js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-15T04:38:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-30T00:07:12+00:00\" \/>\n<meta name=\"author\" content=\"\u97f5, \u79d1\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u97f5, \u79d1\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/\",\"name\":\"\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668 - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-08-15T04:38:35+00:00\",\"dateModified\":\"2024-04-30T00:07:12+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/6530331a63adef3b3443a1fab53a0e6e\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/zh\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/6530331a63adef3b3443a1fab53a0e6e\",\"name\":\"\u97f5, \u79d1\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/429ccb39b3fff5188bc17986222cfb0936cbadb8cc933cff04ab5ca01bd30a08?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/429ccb39b3fff5188bc17986222cfb0936cbadb8cc933cff04ab5ca01bd30a08?s=96&d=mm&r=g\",\"caption\":\"\u97f5, \u79d1\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/yunke\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668 - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/\u7528node-js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668\/","og_locale":"zh_CN","og_type":"article","og_title":"\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668","og_description":"\u6587\u4ef6\u7684\u76d1\u89c6 var fs = require('fs'); \/\/ \u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c \/\/ \u30a6\u30a9\u30c3\u30c1\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u6307 [&hellip;]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/\u7528node-js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-08-15T04:38:35+00:00","article_modified_time":"2024-04-30T00:07:12+00:00","author":"\u97f5, \u79d1","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u97f5, \u79d1"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/","name":"\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668 - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-08-15T04:38:35+00:00","dateModified":"2024-04-30T00:07:12+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/6530331a63adef3b3443a1fab53a0e6e"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/zh\/blog\/"},{"@type":"ListItem","position":2,"name":"\u7528Node.js\u7f16\u5199\u81ea\u5df1\u7684\u76d1\u89c6\u5668"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/6530331a63adef3b3443a1fab53a0e6e","name":"\u97f5, \u79d1","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/429ccb39b3fff5188bc17986222cfb0936cbadb8cc933cff04ab5ca01bd30a08?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/429ccb39b3fff5188bc17986222cfb0936cbadb8cc933cff04ab5ca01bd30a08?s=96&d=mm&r=g","caption":"\u97f5, \u79d1"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/yunke\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8node-js%e7%bc%96%e5%86%99%e8%87%aa%e5%b7%b1%e7%9a%84%e7%9b%91%e8%a7%86%e5%99%a8\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=31846"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31846\/revisions"}],"predecessor-version":[{"id":90713,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31846\/revisions\/90713"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=31846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=31846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=31846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}