获取当前窗口的打开状态
window.closed
属性用来获取当前窗口,或者新打开窗口的关闭状态。
先看看获取当前窗口的用法:
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console.log(window.closed); // false
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下面是获取新打开窗口的状态:
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<script>
var newWin1 = window.open("./demo02.html", "demo02 window");
console.log(newWin1.closed);
var newWin2 = window.open("./demo03.html", "demo03 window");
console.log(newWin2.closed);
</script>
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案例源码