Question

How to remove the last N items from array in Node.js

Answer 1

let arr = [1, 2, 3, 4, 5, 6, 7, 8, 9];
 
console.log(arr);
 
let N = 3;
 
arr.length = arr.length - N
 
console.log(arr);
 
   
     
     
/*
run:
     
[1, 2, 3, 4, 5, 6, 7, 8, 9] 
[1, 2, 3, 4, 5, 6] 
     
*/

 

 

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