JavaScript Array includes()
Examples
const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.includes("Mango");
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Start the search at position 3:
const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.includes("Banana", 3);
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Description
The includes() method returns true
if an array contains a specified value.
The includes() method returns false if the value is not found.
The includes() method is case sensitive.
Syntax
array.includes(element, start)
Parameters
| Parameter | Description |
| element | Required. The value to search for. |
| start | Optional. Start position. Default is 0. |
Return Value
| Type | Description |
| A boolean |
true if the value is found, otherwise false. |
Array Tutorials:
Browser Support
includes() is an ECMAScript7 (ES7) feature.
ES7 (JavaScript 2016) is supported in all modern browsers:
| Chrome | Edge | Firefox | Safari | Opera |
| Yes | Yes | Yes | Yes | Yes |
includes() is not supported in internet Explorer or Edge 13 (or earlier).
