拷贝.html
273 Bytes
<html>
<head>
</head>
<body>
<div style="display:none">
<script>
var a = {q:{w:{e:'r'}}};
var b = a;
var c = {...a};
console.log("a",a);
console.log("b",b);
console.log("c",c);
console.log("a==b",a==b,a===b);
console.log("a==c",a==c,a===c);
</script>
</div>
</body>
</html>