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JavaScript Array join()

Examples

const fruits = ["Banana", "Orange", "Apple", "Mango"];
let text = fruits.join();
Try it Yourself »

Another separator:

const fruits = ["Banana", "Orange", "Apple", "Mango"];
let text = fruits.join(" and ");
Try it Yourself »

Definition and Usage

The join() method returns an array as a string.

The join() method does not change the original array.

Any separator can be specified. The default is comma (,).


Syntax

array.join(separator)

Parameters

Parameter Description
separator Optional.
The separator to be used.
Default is a comma.

Return Value

Type Description
A string.The array values, separated by the specified separator.


Browser Support

join() is an ECMAScript1 (ES1) feature.

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

Chrome IE Edge Firefox Safari Opera
Yes Yes Yes Yes Yes Yes