Question

How to append two arrays to another array in JavaScript

Answer 1

const arr1 = [4, 1, 2, 8, 9, 5, 5, 1, 7];
        
const arr2 = ['javascript', 'c++'];

const arr3 = [...arr1, ...arr2];

console.log(arr3); 


      
      
/*
run:
      
[4, 1, 2, 8, 9, 5, 5, 1, 7, "javascript", "c++"]
        
*/

 

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