remove certain numbers of index from an array javascript code example

Example 1: js remove from array by value

const index = array.indexOf(item);
if (index !== -1) array.splice(index, 1);

Example 2: javascript remove element from array

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"]