📢 แจ้งเตือน: web//https://www.geeksforgeeks.org/how to convert set to array in javascript

A set can be converted to an array in JavaScript by the following way-

By using Array.from() method:
This method returns a new Array from an array like object or iterable objects like Map, Set, etc.
Syntax

Array.from(arrayLike object);

Example-1

<!DOCTYPE html> 
<html> 
  
<head> 
    <title> 
        Convert Set to Array 
    </title> 
</head> 
  
<body> 
    <center> 
        <h1 style="color:green"> 
          GeeksforGeeks 
      </h1> 
        <script> 
            const set =  
               new Set(['welcome', 'to', 'GFG']); 
            Array.from(set); 
  
            document.write(Array.from(set)); 
        </script> 
    </center> 
</body> 
  
</html> 

Output

Using spread operator:
Using of spread operator can also help us convert Set to array.
Syntax

var variablename = [...value];

Example-2:

<!DOCTYPE html> 
<html> 
  
<head> 
    <title> 
        Convert Set to Array 
    </title> 
</head> 
  
<body> 
    <center> 
        <h1 style="color:green"> 
          GeeksforGeeks 
      </h1> 
        <script> 
            const set =  
                  new Set(['GFG', 'JS']); 
            const array = [...set]; 
            document.write(array); 
        </script> 
    </center> 
</body> 
  
</html> 

Output

Using forEach:
Example-3:

<!DOCTYPE html> 
<html> 
  
<head> 
    <title> 
      Convert Set to Array 
  </title> 
</head> 
  
<body> 
    <center> 
        <h1 style="color:green"> 
          GeeksforGeeks 
      </h1> 
  
        <script> 
            var gfgSet = new Set(); 
            var gfgArray = []; 
  
            gfgSet.add("Geeks"); 
            gfgSet.add("for"); 
            // duplicate item 
            gfgSet.add("Geeks"); 
  
            var someFunction = function( 
            val1, val2, setItself) { 
                gfgArray.push(val1); 
            }; 
  
            gfgSet.forEach(someFunction); 
  
            document.write("Array: " + gfgArray); 
        </script> 
    </center> 
</body> 
  
</html> 

Output

Supported Browsers:

Google Chrome
Firefox
Edge
Opera
Apple Safari

My Personal Notes

Sep	OCT	Nov
	22
2019	2020	2021

How to convert Set to Array in JavaScript?

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