Created
July 9, 2011 04:47
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Regex Flipflop Zample
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| DATA.each_line do |line| | |
| puts line if line =~ /metasyntactic/ .. line =~ /regular/ | |
| end | |
| __END__ | |
| blah | |
| blarg | |
| bleem | |
| here are some metasyntactic variables | |
| foo | |
| bar | |
| baz | |
| bax | |
| qux | |
| quux | |
| quuux | |
| and now back to the regular stuff | |
| snouk | |
| queem | |
| arglebargle |
A little bit more, so you can see the flip-flop: https://gist.github.com/bace5b2cb0916dec43c9
Very cool Dave, thanks for sharing.
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Output:
22:46:59 dbrady@davepro:~ ruby-1.9.2-p180
∫ ruby zample.rb
here are some metasyntactic variables
foo
bar
baz
bax
qux
quux
quuux
and now back to the regular stuff