JavaScript 窗口对象的 Closed 属性示例
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript">
var MyWindow;
function openWin() {
MyWindow = window.open("", "", "width=200,height=100");
}
function closeWin() {
if (MyWindow) {
MyWindow.close();
}
}
function checkWin() {
if (!MyWindow) {
document.getElementById("msg").innerHTML = "'MyWindow' 没有打开!";
}
else {
if (MyWindow.closed) {
document.getElementById("msg").innerHTML = "'MyWindow' 已关闭";
}
else {
document.getElementById("msg").innerHTML = "'MyWindow' 未关闭";
}
}
}
</script>
</head>
<body>
<input type="button" value="Open 'MyWindow'" onclick="openWin()" />
<input type="button" value="Close 'MyWindow'" onclick="closeWin()" />
<br /><br />
<input type="button" value="Has 'MyWindow' been closed?" onclick="checkWin()" />
<br /><br />
<div id="msg"></div>
</body>
</html>
JavaScript 窗口对象中的 Closed 属性
在JavaScript窗口closed属性用于检查窗口是否关闭。
closed属性的语法
window.closed
日期：2020-04-18 01:09:26 来源：oir作者：oir