我试过http://java.sun.com/j2se/1.4.2/docs/api/java/util/regex/Pattern.html
我有
Pattern PATTERN = Pattern.compile("agg{0}.*");
Matcher m = PATTERN.matcher("agg_0_4_Jul_2010_13_32_53_759_0.csv");
if (m.matches() == true) => true.
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我希望这返回FALSE - 因为它确实包含字符串start中的agg.总之 - 如何验证子串的缺乏(以积极的方式)谢谢.