The toString() method returns a string representing the specified object.
str.toString()
A string representing the calling object.
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.
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'
| 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 Latest Draft (ECMA-262) The definition of 'String.prototype.toString' in that specification. | Living Standard |
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | Yes | Yes | Yes | Yes | Yes | Yes |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | IE mobile | Opera Android | iOS Safari |
|---|---|---|---|---|---|---|---|
| Basic support | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
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https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/toString