How to compare two arrays in node js?

Question

I am having two arrays, how can i compare the two arrays at single shot.

   var arr1= [\"a\",\"b\",\"c\"];
   var arr2 = [\"a\",\"c\",\"d\"]

   if(arr1 == a         


        

Answer 1

Here's another one, without ES5 every:

function arrEq(arr1, arr2) {
  for (var i = 0; i < arr1.length; i++)
    if (arr1[i] != arr2[i])
      return false;
  return i == arr2.length;
}