<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<script>
//
function myAjax({url,method}){
const p = new Promise((resolve,reject)=>{
const xhr = new XMLHttpRequest()
xhr.open(method,url)
xhr.send()
xhr.addEventListener('load',function(){
resolve(JSON.parse(xhr.response))
})
})
return p
}
myAjax({
url : '接口的地址',
method : 'GET'
}).then(res=>{
console.log(res);
}).catch(err =>{
console.log(err);
})
</script>
</body>
</html>
