Determine If A Syntactically Correct Series Of Characters Is Numeric (in A Way Cool Way Returning True Or False) In Ruby
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http://www.ruby-forum.com/topic/88507 Re: ruby equivalent PHP function is_numeric? Posted by David Vallner (Guest) on 18.11.2006 02:27 email@example.com wrote: >> >> thanks >> >> joss > > > > harp:~ > cat a.rb > def is_numeric?(n) Float n rescue false end >
def is_numeric?(n) begin Float n; return true rescue false endPredicate methods not returning a boolean make my skin crawl even if it's all the same difference for conditionals. David Vallner
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