String.prototype.valueOf()

The valueOf() method of String values returns this string value.

Try it

Syntax

js
valueOf()

Parameters

None.

Return value

A string representing the primitive value of a given String object.

Description

The valueOf() method of String returns the primitive value of a String object as a string data type. This value is equivalent to String.prototype.toString().

This method is usually called internally by JavaScript and not explicitly in code.

Examples

Using valueOf()

js
const x = new String("Hello world");
console.log(x.valueOf()); // 'Hello world'

Specifications

Specification
ECMAScript Language Specification
# sec-string.prototype.valueof

Browser compatibility

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See also