array-move
Move an array item to a different position
$ cnpm install array-move
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array-move
Move an array item to a different position
Install
$ npm install array-move
Usage
import {arrayMoveImmutable} from 'array-move';
const input = ['a', 'b', 'c'];
const array1 = arrayMoveImmutable(input, 1, 2);
console.log(array1);
//=> ['a', 'c', 'b']
const array2 = arrayMoveImmutable(input, -1, 0);
console.log(array2);
//=> ['c', 'a', 'b']
const array3 = arrayMoveImmutable(input, -2, -3);
console.log(array3);
//=> ['b', 'a', 'c']
API
arrayMoveImmutable(array, fromIndex, toIndex)
Clones the given array, moves the item to a new position in the new array, and then returns the new array. The given array is not mutated.
arrayMoveMutable(array, fromIndex, toIndex)
Moves the item to the new position in the array array. Useful for huge arrays where absolute performance is needed.
array
Type: Array
fromIndex
Type: number
The index of item to move.
If negative, it will begin that many elements from the end.
toIndex
Type: number
The index of where to move the item.
If negative, it will begin that many elements from the end.
Current Tags
- 4.0.0 ... latest (4 years ago)
sindresorhus