how to make set in javascript code example
Example 1: array to set javascript
const myArray = [1,2,3,1,5,8,1,2,9,4];
const unique = [...new Set(myArray)];
const myString = ["a","b","c","a","d","b"];
const uniqueString = [...new Set(myString)];
Example 2: set in javascript
let mySet = new Set()
mySet.add(1)
mySet.add(5)
mySet.add(5)
mySet.add('some text')
let o = {a: 1, b: 2}
mySet.add(o)
mySet.add({a: 1, b: 2})
mySet.has(1)
mySet.has(3)
mySet.has(5)
mySet.has(Math.sqrt(25))
mySet.has('Some Text'.toLowerCase())
mySet.has(o)
mySet.size
mySet.delete(5)
mySet.has(5)
mySet.size
console.log(mySet)
Example 3: set in javascript
const firstSet = new Set([1, 2, 3]);
firstSet.add('hi');
firstSet.add(3);
firstSet.delete('hi');
console.log(firstSet.has('hi'));
console.log(firstSet);
for (const entry of firstSet.values()) {
console.log(entry);