javascript array unique values
var arr = [55, 44, 65,1,2,3,3,34,5];
var unique = [...new Set(arr)]
//just var unique = new Set(arr) wont be an arrayjavascript array unique values
var arr = [55, 44, 65,1,2,3,3,34,5];
var unique = [...new Set(arr)]
//just var unique = new Set(arr) wont be an arrayhow to find unique elements in array in javascript
let a = ["1", "1", "2", "3", "3", "1"];
let unique = a.filter((item, i, ar) => ar.indexOf(item) === i);
console.log(unique);javascript find unique values in array
// usage example:
var myArray = ['a', 1, 'a', 2, '1'];
var unique = myArray.filter((v, i, a) => a.indexOf(v) === i);
// unique is ['a', 1, 2, '1']array unique values javascript
const myArray = ['a', 1, 'a', 2, '1'];
const unique = [...new Set(myArray)]; // ['a', 1, 2, '1']get an array with unique values
function onlyUnique(value, index, self) {
return self.indexOf(value) === index;
}
// usage example:
var a = ['a', 1, 'a', 2, '1'];
var unique = a.filter(onlyUnique);
console.log(unique); // ['a', 1, 2, '1']unique elements in array javascript
var array3 = [1, 2, 4, 6, 1, 4, 9, 10, 2, 8];
function findUniqueElements_3(array) {
for (let i = 0; i < array.length; i++) {
for (let j = i + 1; j < array.length; j++) {
if (array[i] == array[j]) {
array.splice(j, 1)
}
}
}
console.log(`from third way : ${array}`);
}
findUniqueElements_3(array3)Copyright © 2021 Codeinu
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