@writetome51/array-append-prepend-many

Functions appendMany(values, array) and prependMany(values, array), which are alternatives to Array.prototype.push(...values) and Array.prototype.unshift(...values)

Usage no npm install needed!

<script type="module">
  import writetome51ArrayAppendPrependMany from 'https://cdn.skypack.dev/@writetome51/array-append-prepend-many';
</script>

README

prependMany<T>(values: T[], array: T[]): void

Adds values to beginning of array. Alternative to array.unshift(...values)

appendMany<T>(values: T[], array: T[]): void

Adds values to end of array. Alternative to array.push(...values)

Examples

let arr = [1, 2, 3];  
prependMany([10, 11], arr); 
// arr === [10, 11, 1, 2, 3] 

arr = [1, 2, 3];
appendMany([10, 11], arr); 
// arr === [1, 2, 3, 10, 11]

arr = [ [1, 2, 3] ];
prependMany([ [10,11], [12,13] ], arr);
// arr === [ [10,11], [12,13], [1, 2, 3] ]

arr = [ [1, 2, 3] ];
appendMany([ [10,11], [12,13] ], arr);
// arr === [ [1, 2, 3], [10,11], [12,13] ]

Installation

npm i @writetome51/array-append-prepend-many

Loading

import {prependMany, appendMany} from '@writetome51/array-append-prepend-many';