/*JavaScript Array join() Method

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:

separator: It is Optional i.e., it can be either used as a parameter or not.

Its default value is a comma(, ).*/

/*Example 1: In this example, the function join() joins together the

elements of the array into a string using ‘|’.*/

function func() {

let a = [1, 2, 3, 4, 5, 6];

console.log(a.join('|'));

}

func();

// Output

// 1|2|3|4|5|6

/*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.*/

let b = [1, 2, 3, 4, 5, 6];

console.log(b.join());

// Output

// 1,2,3,4,5,6

/*Example 3: In this example, the function join() joins together the elements of

the array into a string using ‘ ‘ (empty string).*/

let c = [1, 2, 3, 4, 5, 6];

console.log(c.join(''));

console.log(c.join(' '));

// Output

// 123456