--- title: Lodash --- > This is an incomplete list. ### Array ```js _.chunk([ abcd ], 2) //=> [ [ab], [cd] ] _.compact(list) _.difference([ abc ], [ bc ]) //=> [ a ] _.intersection() _.drop([ abcde ], 1) //=> [ bcde ] (right) _.dropWhile _.dropRight _.dropRightWhile _.fill(Array(4), 'x') //=> [ 'x', 'x', 'x', 'x' ] _.findIndex _.findLastIndex _.flatten _.flattenDeep _.indexOf(list, val) ```