JavaScript Array join() Method
Example
Join the elements of an array into a string:
var fruits = ["Banana", "Orange", "Apple", "Mango"];
var energy = fruits.join();
The result of energy will be:
Banana,Orange,Apple,Mango
Try it Yourself »
More "Try it Yourself" examples below.
Definition and Usage
The join() method joins the elements of an array into a string, and returns the string.
The elements will be separated by a specified separator. The default separator is comma (,).
Browser Support
The numbers in the table specify the first browser version that fully supports the method.
| Method | |||||
|---|---|---|---|---|---|
| join() | 1.0 | 5.5 | 1.0 | Yes | Yes |
Syntax
array.join(separator)
Parameter Values
| Parameter | Description |
|---|---|
| separator | Optional. The separator to be used. If omitted, the elements are separated with a comma |
Technical Details
| Return Value: | A String, representing the array values, separated by the specified separator |
|---|---|
| JavaScript Version: | 1.1 |
More Examples
Example
Try using a different separator:
var fruits = ["Banana", "Orange", "Apple", "Mango"];
var energy = fruits.join(" and ");
The result of energy will be:
Banana and Orange and Apple and Mango
Try it Yourself »
JavaScript Array Reference
