Question

How to create fixed size array in JavaScript

Answer 1

const size = 4
let arr = new Array(size)

arr[0] = 234;
arr[1] = 98;
arr[2] = 7;
      
console.log(arr);
 
 
    
    
/*
run:
    
[234, 98, 7, undefined]
    
*/

 

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