我想检查http文件是否可用,如何在Node.js中仅请求标题?
http.head("http://domain.io", (res)=>{
console.log(res.statusCode)
})
http.head("http://domain.io", (res)=>{
console.log(res.statusCode)
})
http.request()
:'use strict';
const http = require('http');
http.request('http://example.com', { method: 'HEAD' }, (res) => {
console.log(res.statusCode);
}).on('error', (err) => {
console.error(err);
}).end();