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(,).
Syntaxarray.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.
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