JavaScript – Change the Width of HTML Element

To change the width of a HTML Element using JavaScript, get reference to this HTML Element element, and assign required value to the element.style.width property.

In the following example, we will change the width of HTML Element with id "myElement" to "150px", in JavaScript, using element.style.width property.

example.html

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Conclusion

In this JavaScript Tutorial, we learned how to change the width of a HTML Element using JavaScript.