array-map-x
v3.1.2
Creates an array with the results of calling a function on every element.
0/weekUpdated 3 years agoMITUnpacked: 299.9 KB
Published by Graham Fairweather
npm install array-map-x
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array-map-x
Creates an array with the results of calling a function on every element.
$3
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
``js
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]
``