como usar o includesAll no javascript es6
January 04, 2020
Returns true
if all the elements ιν values
are included in arr
, false
otherwise.
Use Array.prototype.every()
and Array.prototype.includes()
to check if all elements of values
are included in arr
.
const includesAll = (arr, values) => values.every(v => arr.includes(v));
includesAll([1, 2, 3, 4], [1, 4]); // true
includesAll([1, 2, 3, 4], [1, 5]); // false