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Prop Win Closed

Window closed Property

Window closed Property

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JavaScript Reference

Overview

JavaScript Objects

Browser Objects

DOM Objects

HTML Objects

JavaScript Error

Navigator Object

Window closed Property

Window Object Reference Window Object


Definition and Usage

The closed property returns a boolean value indicating whether a window has been closed.

Syntax

window.closed

Browser Support

Internet ExplorerFirefoxOperaGoogle ChromeSafari

The closed property is supported by all major browsers.


Example

Check if the new window "myWindow" has been closed:

function checkWin(){
    if (!myWindow){
        document.getElementById("msg").innerHTML="My window is not open!";
    }
    else{
        if (myWindow.closed){
            document.getElementById("msg").innerHTML="My window is closed!";
        }
        else{
            document.getElementById("msg").innerHTML="My window is not closed!";
        }
    }
}

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Window Object Reference Window Object

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