Created
May 2, 2013 10:51
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| /[:digit]/ |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| $ ruby -v | |
| ruby 2.0.0p0 (2013-02-24 revision 39474) [x86_64-linux] | |
| $ ruby -w foo.rb | |
| foo.rb:1: warning: character class has duplicated range: /[:digit]/ | |
| foo.rb:1: warning: possibly useless use of a literal in void context |
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