{"id":31798,"date":"2022-08-27T21:28:26","date_gmt":"2023-11-27T06:16:37","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8node-js%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f%e4%b8%ad%e6%84%9f%e5%88%b0%e5%9b%b0%e6%83%91\/"},"modified":"2024-01-15T06:55:38","modified_gmt":"2024-01-14T22:55:38","slug":"%e5%9c%a8node-js%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f%e4%b8%ad%e6%84%9f%e5%88%b0%e5%9b%b0%e6%83%91","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8node-js%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f%e4%b8%ad%e6%84%9f%e5%88%b0%e5%9b%b0%e6%83%91\/","title":{"rendered":"\u5728Node.js\u6587\u4ef6\u7cfb\u7edf\u4e2d\u611f\u5230\u56f0\u60d1"},"content":{"rendered":"<h2>\u73af\u5883<\/h2>\n<ul class=\"post-ul\">Node.js 5.1<\/ul>\n<h2>\u603b\u4e4b<\/h2>\n<p>\u5f53\u4f7f\u7528Node.js\u7684\u6838\u5fc3\u6a21\u5757fs\u6a21\u5757\u6765\u5f02\u6b65\u4fdd\u5b58get\u8bf7\u6c42\u7684\u54cd\u5e94\u5e76\u5728\u5b8c\u6210\u540e\u663e\u793a\u4e00\u4e9b\u5185\u5bb9\u65f6\uff0c\u6211\u7f16\u5199\u4e86\u4e00\u4e2a\u7a0b\u5e8f\u3002<\/p>\n<h2>\u9019\u500b\u554f\u984c\u53ef\u4ee5\u6709\u5f88\u591a\u7a2e\u89e3\u91cb\u3002<\/h2>\n<pre class=\"post-pre\"><code>var outfile = fs.createWriteStream(savepath);\r\nhttp.get(url, (res) =&gt; {\r\n  res.pipe(outfile, { end: false});\r\n  res.on('end', () =&gt; {\r\n    outfile.close();\r\n    console.log(\"ok\");\r\n  });\r\n});\r\n<\/code><\/pre>\n<p>\u8fd9\u662f\u6e90\u4ee3\u7801\u7684\u4e00\u90e8\u5206\uff0c\u4f46\u6267\u884c\u65f6\u53ef\u80fd\u4f1a\u5728\u4e2d\u9014\u5199\u5165\u6587\u4ef6\uff0c\u4f46\u6700\u7ec8\u65e0\u6cd5\u5b8c\u6574\u5199\u5165\u800c\u7ec8\u6b62\u3002<\/p>\n<h2>\u5e94\u5bf9<\/h2>\n<p>\u5f53\u7ed3\u675f\u53ef\u5199\u6027\u6d41\u65f6\uff0c\u4f7f\u7528end\u65b9\u6cd5\u3002<\/p>\n<p>\u4f3c\u4e4e\u4f7f\u7528 close \u65b9\u6cd5\u65f6\u53ef\u4ee5\u5f3a\u5236\u5173\u95ed\u6587\u4ef6\uff0c\u5373\u4f7f\u6587\u4ef6\u6b63\u5728\u8fdb\u884c\u5199\u5165\u3002\u5982\u679c\u4f7f\u7528 end \u65b9\u6cd5\uff0c\u5b83\u4f1a\u7b49\u5f85 finish \u4e8b\u4ef6\u89e6\u53d1\u3002<\/p>\n<p>\u53c2\u8003\u94fe\u63a5\uff1ahttps:\/\/nodejs.org\/api\/stream.html#stream_class_stream_writable<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u73af\u5883 Node.js 5.1 \u603b\u4e4b \u5f53\u4f7f\u7528Node.js\u7684\u6838\u5fc3\u6a21\u5757fs\u6a21\u5757\u6765\u5f02\u6b65\u4fdd\u5b58get\u8bf7\u6c42\u7684\u54cd\u5e94\u5e76\u5728\u5b8c\u6210\u540e [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31798","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) - 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