Answers for "delete array element based on index"

282

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"]
Posted by: Guest on July-19-2019
0

how to remove an element from an array javascript

let myArray = [3, 1, 4, 1, 5, 2];
let unwantedElementIndex = 3;

// This line removes 1 element from the array, starting at the unwantedElementIndex
myArray.splice(unwantedElementIndex, 1);

// If you have your custom test to remove an element just go for 
// Higher-Order functions
let myArray = ["[email protected]", "wrong@[email protected]", "..."];
const emailRegexp = ____;
let allCorrectEmails = myArray.filter(element => emailRegexp.test(element));
Posted by: Guest on November-15-2020

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