Regular Expressions 101

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/
(*UCP)\d+ :: \w+
/
(*UCP) sets the property mode to Unicode
\d
matches a digit (equivalent to [0-9])
+ matches the previous token between one and unlimited times, as many times as possible, giving back as needed (greedy)
::
matches the characters :: literally (case sensitive)
\w
matches any word character (equivalent to [a-zA-Z0-9_])
+ matches the previous token between one and unlimited times, as many times as possible, giving back as needed (greedy)
Your regular expression does not match the subject string.Try launching the debugger to find out why.

Regular Expression
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/
/

Test String

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