JavaScript Array join() Method (original) (raw)

Last Updated : 12 Jul, 2024

The JavaScript **Array join() Method is used to join the elements of an array into a string. The elements of the string will be separated by a specified separator and its default value is a comma(,).

**Syntax

array.join(separator);

**Parameters

This method accepts a single parameter as mentioned above and described below:

**Example 1: In this example, the function join() joins together the elements of the array into a string using ‘|’.

JavaScript `

function func() { let a = [1, 2, 3, 4, 5, 6]; console.log(a.join('|')); } func();

`

**Example 2: In this example, the function join() joins together the elements of the array into a string using ‘, ‘ since it is the default value.

JavaScript `

let a = [1, 2, 3, 4, 5, 6]; console.log(a.join());

`

**Example 3: In this example, the function join() joins together the elements of the array into a string using ‘ ‘ (empty string).

JavaScript `

let a = [1, 2, 3, 4, 5, 6]; console.log(a.join(''));

`

We have a complete list of JavaScript Array methods, to check those please go through this Javascript Array Complete reference article.

**Supported Browsers:

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