tag:blogger.com,1999:blog-6890958153006612459.post7268594857950145096..comments2024-03-23T03:23:58.477-07:00Comments on TESTHEAD: Exercise 33: While Loops: Learn Ruby the Hard Way: PracticumMichael Larsenhttp://www.blogger.com/profile/16180074963526979074noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-6890958153006612459.post-3600622949098611662012-05-09T07:16:01.084-07:002012-05-09T07:16:01.084-07:00I found this for extra credit 5: http://railsforum...I found this for extra credit 5: http://railsforum.com/viewtopic.php?id=19081<br /><br />so...<br /><br />def is_a_number?(s)<br /> s.to_s.match(/\A[+-]?\d+?(\.\d+)?\Z/) == nil ? false : true <br />end<br /><br />if is_a_number?(next_move.to_i()) <br /><br />should cover everything, I think.Remingtonhttp://signaleast.comnoreply@blogger.com