Question

How to add element to array at specific index in TypeScript

Answer 1

const arr = ['typescript', 'php', 'python', 'c', 'c++', 'php'];
 
const index = 3;

arr.splice(index, 0, "c#");
 
console.log(arr); 
   
   
     
       
       
/*
run:
       
["typescript", "php", "python", "c#", "c", "c++", "php"] 
       
*/

 

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