Question

How to insert an element at a specific index in an array with Node.js

Answer 1

let array = [4, 9, 8, 6, 5, 7, 1];
let index = 3;
let newElement = 1000;

// Insert the new element at the specified index
array.splice(index, 0, newElement);

console.log(array); 



/*
run:

[
  4, 9, 8, 1000,
  6, 5, 7,    1
]

*/

 

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