length  String  instance property JS Home  <<  JS Reference  <<  String  <<  length

Description

Returns a positive integer holding the number of characters within the string.

Syntax

Signature Description
aString.lengthReturns a positive integer holding the number of characters within the string.

Parameters

None.

Examples

The code below a string and displays the string and length.


// Create a string with a length of 16.
var aString = new String('Learn JavaScript');

alert(aString + ' - ' + aString.length);

Press the button below to action the above code:

Related Tutorials

JavaScript Basic Tutorials - Lesson 8 - Strings