JavaScript Answers

How to count text area characters with JavaScript?

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To count text area characters with JavaScript, we use the value property.

For instance, we write

document.getElementById("textarea").onkeyup = (e) => {

to select the text area with getElementById.

And then we set its onkeyup property to a function that logs the number of characters entered into the text area. has the input value string.

length has the number of characters.

By John Au-Yeung

Web developer specializing in React, Vue, and front end development.

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