Thank You. Thank You. Thank You
On Monday, 3 November 2014 10:15:09 UTC-5, Zahirul ALAM wrote: > > The documentation says: > > filter(function, collection) > Return a copy of collection, removing elements for which function is > false. For associative collections, > the function is passed two arguments (key and value). > > how to write the fucntion? I am trying to get elements which are nonzero. > Any Help is much appreciated! >