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easy regexp

Posted on 2002-05-29
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Last Modified: 2010-03-05
this should be for a perl guru, but a perl guru, i'm not.  i'm actually using a apache regexp package in java code.  

i need a regexp that matches strings containing only Z's.  upper or lower are fine, but nothing else.

thanks in advance
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Question by:peteodonnell
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2 Comments
 
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Expert Comment

by:ozo
ID: 7043352
/^z+$/i
or, if an empty string should match
/^z*$/i
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ahoffmann earned 50 total points
ID: 7044171
if there is no i operator:

/^[zZ]+$/
/^[zZ]*$/
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