北京市(朝阳区)(西城区)(海定区)正则表达式(代码保存)

“ String str = “北京市(朝阳区)(西城区)(海定区)”; String ptr = “.*?(?=\()”; Pattern p = Pattern.compile(ptr); Matcher matcher = p.matcher(str); if(matcher.find()){ System.out.println(matcher.group()); } “`web

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