JavaScript window.length Property

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JavaScript window.length Property

The window.length property returns the number of frames (<iframe>, <embed>, and <object>) in the window.


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<!DOCTYPE html> <html> <body> <p>Click to find window length</p> <button onclick="myFunction()">Window Length</button> <p id="point"></p> <h2>Learn CSS</h2> <iframe src="/css"></iframe> <h2>Learn jQuery</h2> <iframe src="/jquery"></iframe> <script> var x = document.getElementById("point"); function myFunction(){ x.innerHTML = window.length; } </script> </body> </html>



Return Values

NumberReturns the number of frames in the window.


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