array-includes-x

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array-includes-x

Determines whether an array includes a certain element.

$3

This method determines whether an array includes a certain element,
returning true or false as appropriate.

Kind: Exported member
Returns: boolean - true if searched element is included; otherwise false.
Throws:

- TypeError If array is null or undefined.

| Param | Type | Description |
| ------------- | ------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| array | Array | The array to search. |
| searchElement | \* | Element to locate in the array. |
| [fromIndex] | number | The position in this array at which to begin searching for searchElement. A negative value searches from the index of array.length + fromIndex by asc. Defaults to 0. |

Example

``js
import includes from 'array-includes-x';

const subject = [2, 3, undefined, true, 'hej', null, 2, false, 0, -0, NaN];
console.log(includes(subject, undefined)); // true
console.log(includes(subject, undefined, 3)); // false
console.log(includes(subject, NaN)); // true
console.log(includes(subject, 10)); // false
``