Example 1: remove a particular element from array
var colors = ["red","blue","car","green"];
var carIndex = colors.indexOf("car");
colors.splice(carIndex, 1);
Example 2: remove item from array javascript
const array = [2, 5, 9];
console.log(array);
const index = array.indexOf(5);
if (index > -1) {
array.splice(index, 1);
}
console.log(array);
Example 3: remove element from array javascript
function removeItemOnce(arr, value) {
var index = arr.indexOf(value);
if (index > -1) {
arr.splice(index, 1);
}
return arr;
}
function removeItemAll(arr, value) {
var i = 0;
while (i < arr.length) {
if (arr[i] === value) {
arr.splice(i, 1);
} else {
++i;
}
}
return arr;
}
console.log(removeItemOnce([2, 5, 9, 1, 5, 8, 5], 5));
console.log(removeItemAll([2, 5, 9, 1, 5, 8, 5], 5));
Example 4: remove array elements javascript
let forDeletion = [2, 3, 5]
let arr = [1, 2, 3, 4, 5, 3]
arr = arr.filter(item => !forDeletion.includes(item))
console.log(arr)
Example 5: how to remove item from array javascript
var array = ["Item", "Item", "Delete me!", "Item"]
array.splice(2,1)
Example 6: remove from array javascript
let numbers = [1,2,3,4]
let last_num = numbers.pop();
let first_num = numbers.shift();
let number_index = 1
let index_num = numbers.splice(number_index,1);