Tablica maszynopisu splice
var arr = ["orange", "mango", "banana", "sugar", "tea"];
var removed = arr.splice(2, 0, "water");
console.log("After adding 1: " + arr );
console.log("removed is: " + removed);
removed = arr.splice(3, 1);
console.log("After removing 1: " + arr );
console.log("removed is: " + removed);
Exuberant Earthworm