SubstringRegexpDelimiter
SubstringRegexpDelimiter("your text is here now", "[tex]", "here") → "text is here"
SubstringRegexpDelimiter("COMMAND DELETE", "[AND]", "[L]") → "AND DEL"Returns substring starting and ending by the specified regular expression delimiters
SubstringRegexpDelimiter("your text is here now", "[tex]", "here") → "text is here"
SubstringRegexpDelimiter("COMMAND DELETE", "[AND]", "[L]") → "AND DEL"SubstringRegexpDelimiter(string, startAfterRegexp, endBeforeRegexp, [index])
string - A text value
startAfterRegexp - Regular expression to start the search after
endBeforeRegexp - Regular expression to end the search before
[index] - [optional: 0 by default**]**