Description

The concat() method is used to join two or more arrays.

This method has the form:

array.concat(a1,a2,...,aX)

Parameter	Description
a1,a2,...,aX	(required) The arrays to be joined

Note: This method does not change the existing arrays, it only returns a copy of the joined arrays.

Return Value

An Array containing all the values of the arrays

The following example shows the basic use of this method.

<script>
var cols1 = [ "Cyan", "Magenta" ];
var cols2 = [ "Yellow", "Black" ];
document.write(cols1.concat(cols2));
</script>

This produces the following result:

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