摘要:
//简单认识正则表达式 p("abc".matches("...")); p("a1234a".replaceAll("\\d","^")); Pattern p = Pattern.compile("[a-z]{3}"); Matcher m = p.matcher("hll"); p(m.mat 阅读全文
posted @ 2017-11-02 22:20
凯西_Casey
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