替换掉下划线并让紧跟它后面的字母大写
<br />替换掉下划线并让紧跟它后面的字母大写<br />方法一：<br />public class StringUtil {/*** @param args*/public static void main(String[] args) { System.out.println(replaceUnderlineAndfirstToUpper("ni_hao_abc","_",""));}/*
