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The toString()
method returns a string representing the specified object.
Syntax
str.toString()
Return value
A string representing the calling object.
Description
The String
object overrides the toString()
method of the Object
object; it does not inherit Object.prototype.toString()
. For String
objects, the toString()
method returns a string representation of the object and is the same as the String.prototype.valueOf()
method.
Examples
Using toString()
The following example displays the string value of a String
object:
var x = new String('Hello world'); console.log(x.toString()); // logs 'Hello world'
Specifications
Specification | Status | Comment |
---|---|---|
ECMAScript 3rd Edition (ECMA-262) | Standard | Initial definition. Implemented in JavaScript 1.1. |
ECMAScript 5.1 (ECMA-262) The definition of 'String.prototype.toString' in that specification. |
Standard | |
ECMAScript 2015 (6th Edition, ECMA-262) The definition of 'String.prototype.toString' in that specification. |
Standard | |
ECMAScript 2017 Draft (ECMA-262) The definition of 'String.prototype.toString' in that specification. |
Draft |
Browser compatibility
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|
Basic support | (Yes) | (Yes) | (Yes) | (Yes) | (Yes) |
Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
Basic support | (Yes) | (Yes) | (Yes) | (Yes) | (Yes) | (Yes) |