javascript array remove element
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"]
javascript array remove element
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"]
how to take an element out of an array in javascript
var data = [1, 2, 3];
// remove a specific value
// splice(starting index, how many values to remove);
data = data.splice(1, 1);
// data = [1, 3];
// remove last element
data = data.pop();
// data = [1, 2];
javascript remove element from array
const cars = ['farrari', 'Ice Cream'/* It is not an car */, 'tata', 'BMW']
//to remove a specific element
cars.splice(colors.indexOf('Ice Cream'), 1);
//to remove the last element
cars.pop();
js array delete specific element
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]
*/
js array delete specific element
var array = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];
var filtered = array.filter(function(value, index, arr){
return value > 5;
});
//filtered => [6, 7, 8, 9]
//array => [1, 2, 3, 4, 5, 6, 7, 8, 9, 0]
Remove element from array
const apps = [
{id:1, name:'test1'},
{id:2, name:'test2'},
{id:3, name:'test3'}
]
//remove item with id=2
const itemToBeRemoved = {id:2, name:'test2'}
apps.splice(apps.findIndex(a => a.id === itemToBeRemoved.id) , 1)
//print result
console.log(apps)
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