node.js·创建http服务请求
node·创建http服务请求
运行方式：终端运行 node xxxx.js
1】固定格式
var httpReauire = require('http'); //引入模块
httpReauire.createServer(function(reauire, response) {
response.writeHead(200, {//请求头
'Content-Type': 'text/plain'
});
//发送数据
response.end('第一个http服务');
}).listen(5249); //端口
console.log("运行了");
2】输出字母
//输出字母 Buffer.alloc(26); 是固定的
var buf = Buffer.alloc(26);
var bufx = Buffer.alloc(26);
for (var i = 0; i < 26; i++) {
buf[i] = i + 65;
bufx[i] = i + 97;
}
console.log(buf.toString()); //ABCDEFGHIJKLMNOPQRSTUVWXYZ
console.log(bufx.toString()); abcdefghijklmnopqrstuvwxyz