Question

How to append two arrays to another array in TypeScript

Answer 1

const arr1 = [6, 1, 2, 8, 9, 5, 5, 1, 7];
        
const arr2 = ['typescript', 'php'];

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

console.log(arr3); 


      
      
/*
run:
      
[6, 1, 2, 8, 9, 5, 5, 1, 7, "typescript", "php"] 
        
*/

 

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