f1131623_sion_Reference__Special_Groups__Description
[Feature] Feature [Syntax] Syntax [Example] Example [JGsoft] JGsoft [.NET] .NET [Java] Java [Perl] Perl [PCRE] PCRE [PCRE2] PCRE2 [PHP] PHP [Delphi] Delphi [R] R [JavaScript] JavaScript [VBScript] VBScript [XRegExp] XRegExp [Python] Python [Ruby] Ruby [std::regex] std::regex [Tcl ARE] Tcl ARE [POSIX BRE] POSIX BRE [POSIX ERE] POSIX ERE [GNU BRE] GNU BRE [GNU ERE] GNU ERE [Oracle] Oracle [XML] XML [XPath] XPath [Description] 
Description
Regular Expression Reference: Special Groups