remove duplicates array code example
Example 1: js delete duplicates from array
const names = ['John', 'Paul', 'George', 'Ringo', 'John'];
let unique = [...new Set(names)];
console.log(unique);
Example 2: javascript dedupe array
const names = ['John', 'Paul', 'George', 'Ringo', 'John'];
let x = (names) => names.filter((v,i) => names.indexOf(v) === i)
x(names);
Example 3: javascript filter array remove duplicates
arrayWithOnlyUniques = [...new Set(arrayWithDuplicates)]
Example 4: how to remove duplicates in array in javascript
const numbers = [1 , 21, 21, 34 ,12 ,34 ,12];
const removeRepeatNumbers = array => [... new Set(array)]
removeRepeatNumbers(numbers)
Example 5: javascript remove duplicates from array
var myArr = [1, 2, 2, 2, 3];
var mySet = new Set(myArr);
myArr = [...mySet];
console.log(myArr);
Example 6: how to remove duplicate values in array javascript
var car = ["Saab","Volvo","BMW","Saab","BMW",];
var cars = [...new Set(car)]
document.getElementById("demo").innerHTML = cars;