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"]
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"]
js remove from array by value
const index = array.indexOf(item);
if (index !== -1) array.splice(index, 1);
remove element from array in js
var myArray = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
//removing element using splice method --
//arr.splice(index of the item to be removed, number of elements to be removed)
//Here lets remove Sunday -- index 0 and Monday -- index 1
myArray.splice(0,2)
//using filter method
let itemToBeRemoved = ["Sunday", "Monday"]
var filteredArray = myArray.filter(item => !itemToBeRemoved.includes(item))
remove item at index in array javascript
// remove element at certain index without changing original
let arr = [0,1,2,3,4,5]
let newArr = [...arr]
newArr.splice(1,1)//remove 1 element from index 1
console.log(arr) // [0,1,2,3,4,5]
console.log(newArr)// [0,2,3,4,5]
delete from array javascript
var arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];var removed = arr.splice(2,2);/*removed === [3, 4]arr === [1, 2, 5, 6, 7, 8, 9, 0]*/
nodejs remove element from array
function arrayRemove(arr, value) {
return arr.filter(function(ele){
return ele != value;
});
}
var result = arrayRemove(array, 6);
// result = [1, 2, 3, 4, 5, 7, 8, 9, 0]
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