java中怎样把字符串小写转化为大写

0破晓之前0 2023-07-06 09:38

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  __Hsky

  2023-07-06 10:05

  s = s.toUpperCase();

  public class stringcaseshift { public static string shift(string str) { int size = str.length(); char[] chs = str.tochararray(); for (int i = 0; i
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