using named groups and backreferencing, searches for adjacent paired characters 使用命名分組和反向引用來(lái)搜索相鄰的成對(duì)字符。
provides information about how regular expression backreferencing is used to find repeating groups of characters 提供關(guān)于如何使用正則表達(dá)式反向引用來(lái)查找重復(fù)字符組的信息。