Вытащить совпадающие значения из массива
const pullAtValue = (arr, pullArr) => { let removed = [], pushToRemove = arr.forEach((v, i) => pullArr.includes(v) ? removed.push(v) : v ), mutateTo = arr.filter((v, i) => !pullArr.includes(v)); arr.length = 0; mutateTo.forEach(v => arr.push(v)); return removed; };
let myArray = ['a', 'b', 'c', 'd']; let pulled = pullAtValue(myArray, ['b', 'd']); // myArray = [ 'a', 'c' ] , pulled = [ 'b', 'd' ]