Question

How to insert an element at a specific index in an array with TypeScript

Answer 1

let array: number[] = [4, 9, 8, 6, 5, 7];
let index: number = 2;
let newElement: number = 100;

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

console.log(array); 



/*
run:

[4, 9, 100, 8, 6, 5, 7] 

*/

 

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