The JavaScript Array includes() method

The JavaScript Array includes() method determines whether an array contains a certain element.

If the array contains elements, this method returnstrue;otherwise returnfalse.

Syntax:

array.includes(element, start)

Example

var fruits = ['Banana',39;Mango',39;Apple',39;Orange'];
;fruits.includes('Apple');

The numbers in the table specify the first browser version that fully supports the include() method:

Method
includes()	47	43	34	9	14

Parameter	Description
element	(Required) The element to be searched
start	(Optional) The position of the element to start searching in this array. The default value is 0

Return value:	a boolean value, if value is found in the array element, thentrue
JavaScript version:	ECMAScript 7

From index1Start searching:

Example

var fruits = ['Banana',39;Mango',39;Apple',39;Orange'];
;fruits.includes('Banana'　1);