var index = array.indexOf(item); if (index !== -1) array.splice(index, 1);
var data = [1, 2, 3]; // remove a specific value // splice(starting index, how many values to remove); data.splice(1, 1); // data = [1, 3]; // remove last element data.pop(); // data = [1, 2];
const items = ['a', 'b', 'c', 'd', 'e', 'f'] const i = 2 const filteredItems = items.slice(0, i).concat(items.slice(i + 1, items.length)) // ["a", "b", "d", "e", "f"]