Question

How to insert item in an array in Node.js

Answer 1

let array = [1, 2, 3, 7, 5, 6];
 
const index = 4;
const value = 18;
 
array.splice(index, 0, value);
 
console.log(array);
    
    
    
    
/*
run:
    
[1, 2, 3, 7, 18, 5, 6]
    
*/

 

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