array-retain v1.1.0

array-retain

Retains elements in array that matches filter

npm install --save array-retain

Examples

var retain = require('array-retain');

var a = [1, 2, 3, 4, 5, 6, 7];
//a: [1, 2, 3, 4, 5, 6, 7]

retain(a, (val) => a % 2 === 0);
// => returns a
//a: [2, 4, 6]

Array-Retain can be used to be called directly by Arrays

Array.prototype.retain = require('array-retain');

var a = [1, 2, 3, 4, 5, 6, 7];
//a: [1, 2, 3, 4, 5, 6, 7]

a.retain((val) => a % 2 === 0);
// => returns a
//a: [2, 4, 6]

API

retain(array, filter)

arguments

• array: (array)
• filter: function(value)

returns

• array

retain(filter) (if this is an array)

arguments

• filter: function(value)

returns

• this