odstráňte konkrétny prvok z poľa
var colors = ["red","blue","car","green"];
var carIndex = colors.indexOf("car");//get "car" index
//remove car from the colors array
colors.splice(carIndex, 1); // colors = ["red","blue","green"]
odstrániť index z JavaScriptu poľa
remove multiple index from array
var valuesArr = ["v1", "v2", "v3", "v4", "v5"];
var removeValFromIndex = [0, 2, 4]; // ascending
removeValFromIndex.reverse().forEach(function(index) {
valuesArr.splice(index, 1);
});