How to close javascript window

Methods for closing JavaScript windows: 1. JS automatically closes the window at a scheduled time; 2. Clicking on the link does not prompt JS to close the window; 3. The window does not prompt the JS code to automatically close.

The operating environment of this tutorial: Windows 7 system, JavaScript version 1.8.5, DELL G3 computer.

How to close the javascript window:

The first one: JS automatically closes the window at a scheduled time

<script language="javascript">
<!--
function closewin()
{
self.opener=null;
self.close();
}
function clock()
{
i=i-1
document.title="本窗口将在" + i + "秒后自动关闭!";
if(i>0)setTimeout("clock();",1000);
else closewin();
}
var i=10
clock();
//-->
</script>

The second type: JS code that closes the window without prompt when clicking on the link

<a href="javascript:window.close()" >关闭窗口</a>

The third type: JS code that automatically closes the window without prompt

<script language=javascript> 
<!-- 
this.window.opener = null; 
window.close(); 
//--> 
</script>

Related free learning recommendations: javascript video tutorial

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