JavaScript String length

Example

let text = "Hello World!";
let length = text.length;
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Description

The length property returns the length of a string.

The length property of an empty string is 0.


Syntax

string.length

Return Value

Type Description
A numberThe length of the string.

Browser Support

length is an ECMAScript1 (ES1) feature.

ES1 (JavaScript 1997) is fully supported in all browsers:

Chrome Edge Firefox Safari Opera IE
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