{"id":6348,"date":"2025-06-01T14:15:28","date_gmt":"2025-06-04T06:41:27","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6348"},"modified":"2025-06-04T14:15:28","modified_gmt":"2025-06-04T06:41:27","slug":"%e4%ba%86%e8%a7%a3%e5%a6%82%e4%bd%95%e5%9c%a8node-js%e4%b8%ad%e4%bd%bf%e7%94%a8%e5%8f%af%e8%ae%80%e6%b5%81","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/node-js\/%e4%ba%86%e8%a7%a3%e5%a6%82%e4%bd%95%e5%9c%a8node-js%e4%b8%ad%e4%bd%bf%e7%94%a8%e5%8f%af%e8%ae%80%e6%b5%81\/","title":{"rendered":"2025 \u6700\u65b0\u7248 Python \u7a0b\u5f0f\u6559\u5b78\uff1a\u6df1\u5165\u4e86\u89e3 Node.js \u4e2d\u7684\u53ef\u8b80\u6d41\u4f7f\u7528"},"content":{"rendered":"

<\/p>\n

\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528\u53ef\u8b80\u6d41\uff1f<\/h1>\n

Node.js \u662f\u4e00\u500b\u5ee3\u53d7\u6b61\u8fce\u7684 JavaScript \u57f7\u884c\u74b0\u5883\uff0c\u8b93\u958b\u767c\u8005\u5feb\u901f\u958b\u767c\u7db2\u8def\u61c9\u7528\u7a0b\u5f0f\u3002\u5176\u5f37\u5927\u7684\u53ef\u8b80\u6d41 API \u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u8655\u7406\u8cc7\u6599\u6d41\uff0c\u7121\u8ad6\u662f\u5f9e\u6a94\u6848\u3001\u7db2\u8def\u6216\u5176\u4ed6\u4f86\u6e90\u8b80\u53d6\u8cc7\u6599\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528\u53ef\u8b80\u6d41\uff0c\u4e26\u63d0\u4f9b\u6700\u65b0\u7684\u7bc4\u4f8b\u548c\u6700\u4f73\u5be6\u8e10\uff0c\u4ee5\u4fbf\u65bc\u958b\u767c\u8005\u80fd\u5920\u66f4\u6709\u6548\u7387\u5730\u4f7f\u7528\u9019\u4e00\u5de5\u5177\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u53ef\u8b80\u6d41\uff1f<\/h2>\n

\u53ef\u8b80\u6d41\u662f\u4e00\u7a2e\u53ef\u4ee5\u8b80\u53d6\u8cc7\u6599\u7684\u7269\u4ef6\uff0c\u5141\u8a31\u958b\u767c\u8005\u9010\u6b65\u8b80\u53d6\u5927\u91cf\u8cc7\u6599\uff0c\u800c\u4e0d\u662f\u4e00\u6b21\u6027\u8b80\u53d6\u6240\u6709\u8cc7\u6599\u3002\u9019\u4f7f\u5f97\u53ef\u8b80\u6d41\u5728\u8655\u7406\u5927\u578b\u6a94\u6848\u6216\u8cc7\u6599\u6d41\u6642\u975e\u5e38\u9ad8\u6548\u3002\u53ef\u8b80\u6d41\u53ef\u7528\u65bc\u591a\u7a2e\u7528\u9014\uff0c\u5305\u62ec\u6a94\u6848\u8b80\u53d6\u3001\u7db2\u8def\u8acb\u6c42\u7b49\u3002<\/p>\n

\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528\u53ef\u8b80\u6d41\uff1f<\/h2>\n

Node.js \u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u6613\u7528\u7684\u53ef\u8b80\u6d41 API\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u53ef\u8b80\u6d41\u7684\u5169\u500b\u7bc4\u4f8b\uff0c\u5e6b\u52a9\u4f60\u5feb\u901f\u4e0a\u624b\uff1a<\/p>\n

\u7bc4\u4f8b 1\uff1a\u5f9e\u6a94\u6848\u8b80\u53d6\u8cc7\u6599<\/h3>\n

\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7a0b\u5f0f\u7bc4\u4f8b\uff0c\u8a72\u7a0b\u5f0f\u5c07\u5f9e\u6a94\u6848 `file.txt` \u4e2d\u8b80\u53d6\u8cc7\u6599\u4e26\u5370\u51fa\u5230\u63a7\u5236\u53f0\uff1a<\/p>\n

“`javascript
\nconst fs = require(‘fs’);
\nconst readStream = fs.createReadStream(‘file.txt’);<\/p>\n

readStream.on(‘data’, (chunk) => {
\n console.log(chunk.toString());
\n});<\/p>\n

readStream.on(‘end’, () => {
\n console.log(‘Done reading file.’);
\n});
\n“`<\/p>\n

\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u5f9e `file.txt` \u4e2d\u8b80\u53d6\u8cc7\u6599\u7684\u53ef\u8b80\u6d41\uff0c\u4e26\u900f\u904e `data` \u4e8b\u4ef6\u4f86\u9010\u584a\u8655\u7406\u8cc7\u6599\uff0c\u7576\u8b80\u53d6\u5b8c\u6210\u6642\uff0c\u6703\u89f8\u767c `end` \u4e8b\u4ef6\u3002<\/p>\n

\u7bc4\u4f8b 2\uff1a\u5f9e\u7db2\u8def\u8acb\u6c42\u8b80\u53d6\u8cc7\u6599<\/h3>\n

\u53ef\u8b80\u6d41\u4e5f\u53ef\u4ee5\u7528\u65bc\u7db2\u8def\u8acb\u6c42\u3002\u4ee5\u4e0b\u662f\u5f9e\u4e00\u500b HTTP \u7db2\u7ad9\u8b80\u53d6\u8cc7\u6599\u7684\u7bc4\u4f8b\uff1a<\/p>\n

“`javascript
\nconst http = require(‘http’);
\nhttp.get(‘http:\/\/example.com\/file.txt’, (res) => {
\n res.on(‘data’, (chunk) => {
\n console.log(chunk.toString());
\n });<\/p>\n

res.on(‘end’, () => {
\n console.log(‘Done reading from network.’);
\n });
\n});
\n“`<\/p>\n

\u9019\u6bb5\u7a0b\u5f0f\u78bc\u5c07\u5f9e `http:\/\/example.com\/file.txt` \u8b80\u53d6\u8cc7\u6599\uff0c\u4e26\u5c07\u5176\u5370\u51fa\u5230\u63a7\u5236\u53f0\u3002<\/p>\n

\u932f\u8aa4\u8655\u7406<\/h2>\n

\u5728\u4f7f\u7528\u53ef\u8b80\u6d41\u6642\uff0c\u932f\u8aa4\u8655\u7406\u975e\u5e38\u91cd\u8981\u3002\u4f60\u53ef\u4ee5\u76e3\u807d `error` \u4e8b\u4ef6\u4f86\u6355\u7372\u932f\u8aa4\uff1a<\/p>\n

“`javascript
\nreadStream.on(‘error’, (err) => {
\n console.error(‘Error reading file:’, err);
\n});
\n“`<\/p>\n

\u9019\u6a23\u53ef\u4ee5\u5e6b\u52a9\u4f60\u5728\u9047\u5230\u554f\u984c\u6642\u5feb\u901f\u6392\u9664\u6545\u969c\u3002<\/p>\n

\u5ef6\u4f38\u61c9\u7528<\/h2>\n

\u53ef\u8b80\u6d41\u7684\u61c9\u7528\u7bc4\u570d\u6975\u5ee3\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u65bc\uff1a
\n– \u6a94\u6848\u7684\u9010\u884c\u8655\u7406
\n– \u6d41\u5f0f\u8cc7\u6599\u7684\u5373\u6642\u5206\u6790
\n– \u5927\u6578\u64da\u7684\u8655\u7406<\/p>\n

\u900f\u904e\u53ef\u8b80\u6d41\uff0c\u4f60\u53ef\u4ee5\u66f4\u52a0\u9ad8\u6548\u5730\u7ba1\u7406\u548c\u8655\u7406\u8cc7\u6599\uff0c\u5c24\u5176\u662f\u5728\u9762\u5c0d\u5927\u91cf\u6578\u64da\u6642\u3002<\/p>\n

\u7e3d\u7d50<\/h2>\n

Node.js \u63d0\u4f9b\u4e86\u4e00\u500b\u5f37\u5927\u7684\u53ef\u8b80\u6d41 API\uff0c\u4f7f\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u8655\u7406\u8cc7\u6599\u6d41\u3002\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528\u53ef\u8b80\u6d41\uff0c\u4e26\u63d0\u4f9b\u4e86\u5169\u500b\u7c21\u55ae\u7684\u7a0b\u5f0f\u7bc4\u4f8b\u3002\u82e5\u60f3\u9032\u4e00\u6b65\u4e86\u89e3 Python \u548c\u8cc7\u6599\u6d41\u7684\u76f8\u95dc\u6559\u5b78\uff0c\u5efa\u8b70\u53c3\u8003 [Vocus](https:\/\/vocus.cc\/) \u6216 [Miner](https:\/\/miner.tw\/) \u7684\u76f8\u95dc\u6587\u7ae0\u3002<\/p>\n

Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n

Q1: \u53ef\u8b80\u6d41\u8207\u53ef\u5beb\u6d41\u6709\u4ec0\u9ebc\u4e0d\u540c\uff1f<\/h3>\n

A1: \u53ef\u8b80\u6d41\u7528\u65bc\u8b80\u53d6\u8cc7\u6599\uff0c\u800c\u53ef\u5beb\u6d41\u5247\u7528\u65bc\u5beb\u5165\u8cc7\u6599\u3002\u5169\u8005\u53ef\u642d\u914d\u4f7f\u7528\uff0c\u5f62\u6210\u5b8c\u6574\u7684\u8cc7\u6599\u6d41\u8655\u7406\u6d41\u7a0b\u3002<\/p>\n

Q2: \u5982\u4f55\u5728 Node.js \u4e2d\u8655\u7406\u932f\u8aa4\uff1f<\/h3>\n

A2: \u53ef\u4ee5\u900f\u904e\u76e3\u807d `error` \u4e8b\u4ef6\u4f86\u6355\u7372\u548c\u8655\u7406\u932f\u8aa4\uff0c\u9019\u6a23\u53ef\u4ee5\u5728\u767c\u751f\u554f\u984c\u6642\u53ca\u6642\u53cd\u61c9\u3002<\/p>\n

Q3: \u53ef\u8b80\u6d41\u7684\u6027\u80fd\u512a\u52e2\u662f\u4ec0\u9ebc\uff1f<\/h3>\n

A3: \u53ef\u8b80\u6d41\u5141\u8a31\u9010\u6b65\u8b80\u53d6\u8cc7\u6599\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u8a18\u61b6\u9ad4\u4f7f\u7528\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u578b\u6a94\u6848\u6216\u8cc7\u6599\u6642\uff0c\u80fd\u5920\u6709\u6548\u63d0\u9ad8\u61c9\u7528\u7a0b\u5f0f\u7684\u6027\u80fd\u3002
\n—<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u6458\u8981:\u5728Node.js\u4e2d\u4f7f\u7528\u53ef\u8b80\u6d41\u662f\u4e00\u500b\u5f88\u6709\u7528\u7684\u6280\u8853\uff0c\u53ef\u4ee5\u8b93\u4f60\u66f4\u6709\u6548\u5730\u8655\u7406\u8cc7\u6599\uff0c\u4e26\u66f4\u5feb\u5730\u5b8c\u6210\u4efb\u52d9\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u5728Node.js\u4e2d\u4f7f\u7528\u53ef\u8b80\u6d41\uff0c\u4ee5\u53ca\u5b83\u7684\u512a\u9ede\u548c\u7f3a\u9ede\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[193,192],"tags":[191,190],"class_list":["post-6348","post","type-post","status-publish","format-standard","hentry","category-node","category-node-js","tag-node","tag-node-js"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1Eo","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6348","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=6348"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6348\/revisions"}],"predecessor-version":[{"id":6349,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6348\/revisions\/6349"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=6348"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=6348"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=6348"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}