includes

An include helper function for searching normal arrays and arrays with objects

Examples

includes('car', ['bike', 'train', 'car', 'bus']); // true

includes('run', ['jump', 'walk', 'sprint']); // false

Comparing two arrays

// This will test if all elements in the first array is in the second array
includes([7, 42], [88, 21 , 3, 7]); // false
includes([21, 7], [88, 21 , 3, 7]); // true

Comparing two arrays - options

// This will test if at least one element from the first array is in the second array
includes([7, 42], [88, 21 , 3, 7], { all: false }); // true

Comparing array with objects - options

var firstList = [{id:1}, {id:2}];
var secondList = [{id:1},{id:5}, {id:2}];
includes(firstList, secondList, { prop: 'id' }); // false
includes(firstList, secondList, { prop: 'id', all: false }); // true

var obj = {id:1};
var list = [{id:1}, {id:2}];
includes(obj, list, { prop: 'id' }); // true

hassanhibbert/includes

includes