Question

How to remove the last N items from array in JavaScript

Answer 1

let arr = [1, 2, 3, 4, 5, 6, 7];

console.log(arr);

let N = 3;

arr.length = arr.length - N

console.log(arr);

  
    
    
/*
run:
    
[1, 2, 3, 4, 5, 6, 7]
[1, 2, 3, 4]
    
*/

 

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