HTMLTextAreaElement: textLength property
The textLength read-only property of the HTMLTextAreaElement interface is a non-negative integer representing the number of characters, in UTF-16 code units, of the <textarea> element's value. It is a shortcut of accessing length on its value property.
Value
A non-negative integer.
Examples
js
const textareaElement = document.getElementById("comment");
console.log(textArea.textLength);