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Editor to share with you how javascript changes the width and height of elements. I hope you will gain something after reading this article. Let's discuss it together.

Change the method: 1, use the "getElementById ()" statement to get the element object according to the id value; 2, use the "element object .setAttribute (" style "," width: width value; height: height value; ")" statement to change the width and height of the element.

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

In javascript, you can use the setAttribute () method to change the width and height of an element.

The setAttribute () method adds or this specified property and assigns it the specified value. If this specified property already exists, only the value is set / changed.

Syntax:

Element object .setAttribute ('attribute', 'attribute value')

Implementation code:

Div {border: 1px solid red;} var div=document.getElementById ("div"); div.setAttribute ("style", "width: 100pxash height: 100px;")

Effect picture:

After reading this article, I believe you have a certain understanding of "how javascript changes the width and height of elements". If you want to know more about it, you are welcome to follow the industry information channel. Thank you for reading!

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