function remove(array, el) { const index = array.indexOf(el); if (index > -1) { const foundEl = array.splice(index, 1); return foundEl; } return undefined; } console.log(remove([2,5,9,1,5,8,5], 5))
function remove(array, el) { const index = array.indexOf(el); if (index > -1) { const foundEl = array.splice(index, 1); return foundEl; } return undefined; } console.log(remove([2,5,9,1,5,8,5], 5))