array-map-x

array-map-x

Creates an array with the results of calling a function on every element.

module.exports ⇒ array ⏏

This method creates a new array with the results of calling a provided function on every element in the calling array.

Kind: Exported member
Returns: array - A new array with each element being the result of the callback function.
Throws:

• TypeError If array is null or undefined.
• TypeError If callBack is not a function.

Param	Type	Description
array	array	The array to iterate over.
callBack	function	Function that produces an element of the Array.
[thisArg]	*	Value to use as this when executing callback.

Example

import map from 'array-map-x';
 
const numbers = [1, 4, 9];
console.log(map(numbers, Math.sqrt));// [1, 2, 3]
console.log(numbers)); // [1, 4, 9]