Added for and for..of

... as ways to iterate over arrays

Author: mrmowji

1-js/05-data-types/05-array-methods/article.md

@@ -520,7 +520,7 @@ alert( str ); // Bilbo;Gandalf;Nazgul
 
 ### reduce/reduceRight
 
-When we need to iterate over an array -- we can use `forEach`.
+When we need to iterate over an array -- we can use `forEach`, `for` or `for..of`.
 
 When we need to iterate and return the data for each element -- we can use `map`.