Irregular

0.1

RegEx/Tag.regex.txt

                                \<                          #  The tag Start

(?<TagName>\w+)             #  The name of the Tag is any non number of non-word characters

(?<TagAttributes>           #  It's attributes are 

    .+?                     #  anything until

    (?=                     #  the close of the tag. 

        (?>                 #  The close of the tag can be either (IsClosed)/> or (IsOpen)> 

            (?<IsClosed>/>)|(?<IsOpen>>)

        )

    )

)

(?(IsOpen)(?:                # If the tag was open

        >                    # match the end tag (so that it's not captured as TagContent)

        (?<TagContent>       # then capture the tag content            

                (?>

                    (.|\s)+?(?!<\k<TagName>)|

                    (?=\<\k<TagName>)(?<TagDepth>)|

                    (?=\<\/\k<TagName>)(?<-TagDepth>)                    

                )*(?(TagDepth)(?!))   

                              # It is anything until 

        )(?=\<\/\k<TagName>)  # the closing tag

        (?:\<\/\k<TagName>>)

    )

)