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Regular Expression Details

Title Test Find Query String
Expression
^((?:\?[a-zA-Z0-9_]+\=[a-zA-Z0-9_]+)?(?:\&[a-zA-Z0-9_]+\=[a-zA-Z0-9_]+)*)$
Description
This is a very simple regex that check the query part of a string. That is to say anything after the "?" at the end of an URL.
Matches
?key=value | ?key1=value1&key2=value2
Non-Matches
key=value | ?key=value&
Author Rating: Not yet rated. Ted Cambron
Source
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