Question

How to left shift two dimensional (2D) array in JavaScript

Answer 1

let arr = [[1, 2, 3], 
           [34, 65, 12], 
           [874, 761, 993]];

arr.shift();
console.log(arr);
 
 
      
/*
run:
    
[ [ 34, 65, 12 ], [ 874, 761, 993 ] ]
  
*/

 

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