Create Array2Binary addition

Author: Automedon

Array2Binary addition

@@ -0,0 +1,15 @@
+/*Description:
+Given an array containing only integers, add all the elements and return the binary equivalent of that sum.
+
+If the array contains any non-integer element (e.g. an object, a float, a string and so on), return false.
+
+Note: The sum of an empty array is zero.
+
+arr2bin([1,2]) == '11'
+arr2bin([1,2,'a']) == false
+*/
+
+function arr2bin(arr){
+  if(arr.filter(v=>typeof v != 'number').length>0) return false
+  return arr.reduce((a,b)=>a+b,0).toString(2)
+}