Basic Regex, Perl Regex, Java Regex, "Special Regex?", other Regex

[makinero]

Basic Regex, Perl Regex, Java Regex, "Special Regex?", other Regex


Two types of regex:

Work regex, but
WTF Regex ??????????????????????????!!!! 

Code: [Select]

<.wikimedia.org><!/thumb/><!File:>\.([jJ][pP][gG]|[jJ][pP][eE][gG]|[gG][iI][fF]|[pP][nN][gG])$

Basic Regex ???

Code: [Select]

^http:\/\/commons\.wikimedia\.org\/wiki\/File:.+