Example 1: javascript remove from array by index
array.splice(index, 1);
Example 2: array remove index from array
const array = [2, 5, 9];
const index = array.indexOf(5);
if (index > -1) {
array.splice(index, 1);
}
console.log(array);
Example 3: js remove item array
let originalArray = [1, 2, 3, 4, 5];
let filteredArray = originalArray.filter((value, index) => index !== 2);
Example 4: remove one element using splice
fruits = ['Banana', 'Orange', 'Apple', 'Mango'];
removeFruitByIndex(index: number) {
this.fruits = [
...this.fruits.slice(0, i),
...this.fruits.slice(i + 1, this.fruits.length),
];
}
removeFruitByValue(fruite: string) {
const i = this.descriptionsList.indexOf(fruite);
this.fruits = [
...this.fruits.slice(0, i),
...this.fruits.slice(i + 1, this.fruits.length),
];
}
Example 5: splice from array javascript to remove
let myFish = ['angel', 'clown', 'drum', 'mandarin', 'sturgeon']
let removed = myFish.splice(3, 1)
Example 6: how to remove an element from an array javascript
let myArray = [3, 1, 4, 1, 5, 2];
let unwantedElementIndex = 3;
myArray.splice(unwantedElementIndex, 1);
let myArray = ["[email protected]", "wrong@[email protected]", "..."];
const emailRegexp = ____;
let allCorrectEmails = myArray.filter(element => emailRegexp.test(element));