<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>量子观察塌陷</title>
</head>
<body>
<script>
let list = [{ name: 111, age: 222 }, { name: 3333, age: 4444 }];
let a = list[0];
let b = { name: 5555, age: 666 };
a = b;
console.log("list", list);
setTimeout(() => {
list[0] = b
console.log("list", list);
}, 3000)
setTimeout(() => {
b.name = '张三'
console.log("list", list);
}, 6000)
</script>
</body>
</html>
浏览器打印,请快速点开查看结果: 结果如下:
如果慢一点,点开看查看结果:
如果等所有的打印都出来查看,结果:
有没有像量子塌陷的效果