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

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    <!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>

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    Output
    
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    • 

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

    var variablename = [...value]; 
    

    Example-2:
    

    

    

    

    

    
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    <!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> 
    

    
    		

    
    

    

    

    

    

    

    
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    Output
    
Image
    • 

  • Using forEach:
    
Example-3:
    

    

    

    

    

    
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    <!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> 
    

    
    		

    
    

    

    

    

    

    

    
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    Output
    
Image
    • 



Supported Browsers:


    

  • Google Chrome
    • 

  • Firefox
    • 

  • Edge
    • 

  • Opera
    • 

  • Apple Safari
    • 




          
          
          
          

            

    

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    Article Tags : 
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Web Technologies

           	
        

         

         
 
         
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