获取浏览器里面的本地缓存
localStorage就是我们的浏览器缓存在哪都可以用
下面代码是获取打印到我们的页面上
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div>
<input type="button" value="修改">
</div>
<script>
let div=document.querySelector("div");
let s=" ";
for(let i=0,len=localStorage.length;i<localStorage.length;i++){
let k=localStorage.key(i);
let v=localStorage.getItem(k);
s+=k+":"+v+"</br>";
}
div.innerHTML=s;
window.addEventListener("storage",(event)=>{
console.log(event.key);
console.log(event.oldValue);
console.log(event.newValue);
console.log(event.url);
})
</script>
</body>
</html>