前言
我是歌谣 今天给大家带来的是关于node中新版jsonp模块的一个讲解
案例1
var http=require("http")
http.createServer((req,res)=>{
res.end(JSON.stringify({
name:"geyao",
age:100
}))
}).listen(3000)运行结果
案例2
index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>JSONP</title>
</head>
<body>
<script>
var oscript=document.createElement("script")
oscript.setAttribute('src','http://localhost:3000/api/aaa')
document.body.appendChild(oscript)
function geyao(obj){
console.log(obj)
}
</script>
</body>
</html>index.js
var http=require("http")
var url=require("url")
http.createServer((req,res)=>{
var urlobj=url.parse(req.url)
switch(urlobj.pathname){
case "/api/aaa":
res.end(JSON.stringify({
name:"geyao",
age:100
}))
break
default:
res.end("404")
}
}).listen(3000)运行结果
