Answers for "deleting an element from an array in javascript"

282

javascript remove 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"]
Posted by: Guest on July-19-2019
15

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))
Posted by: Guest on April-30-2020
0

remove a value to an array of javascript

var data = [1, 2, 3];

// remove a specific value
// splice(starting index, how many values to remove);
data.splice(1, 1);
// data = [1, 3];

// remove last element
data.pop();
// data = [1, 2];
Posted by: Guest on November-10-2019
-1

how to delete an element from a n arry using filter

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]
Posted by: Guest on April-20-2020

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