programming-examples/Write a JavaScript function to check whether an `input` is an array or not..js at 599b63599ba0df3a018fab54770721cca32ef15b - programming-examples - michuIT: Everything is code

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 is_array = function(input) {
   if (toString.call(input) === "[object Array]")
     return true;
   return false;
     };
 console.log(is_array('w3resource'));
 console.log(is_array([1, 2, 4, 0]));