remove first 2 elements from array javascript code example

Example 1: javascript remove first element from array

var arr = [1, 2, 3, 4]; 
var theRemovedElement = arr.shift(); // theRemovedElement == 1
console.log(arr); // [2, 3, 4]

Example 2: remove a particular 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"]

Example 3: es6 remove first element of array

var myarray = ["item 1", "item 2", "item 3", "item 4"];

//removes the first element of the array, and returns that element.
alert(myarray.shift());
//alerts "item 1"

//removes the last element of the array, and returns that element.
alert(myarray.pop());
//alerts "item 4"

Example 4: javascript array remove first

// example (remove the last element in the array)
let yourArray = ["aaa", "bbb", "ccc", "ddd"];
yourArray.shift(); // yourArray = ["bbb", "ccc", "ddd"]

// syntax:
// <array-name>.shift();

Example 5: how to remove an element from an array javascript

let myArray = [3, 1, 4, 1, 5, 2];
let unwantedElementIndex = 3;

// This line removes 1 element from the array, starting at the unwantedElementIndex
myArray.splice(unwantedElementIndex, 1);

// If you have your custom test to remove an element just go for 
// Higher-Order functions
let myArray = ["[email protected]", "wrong@[email protected]", "..."];
const emailRegexp = ____;
let allCorrectEmails = myArray.filter(element => emailRegexp.test(element));

Example 6: java script removing first three indexes

var indexToRemove = 0;
var numberToRemove = 1;

arr.splice(indexToRemove, numberToRemove);