umsutil.java

用户管理系统:用户登录,用户注册,用户修改,用户删除等等功能

package com.allan.ums.util;

public class UmsUtil {
	public static String join(String[] hobbies, char ch) {
		if (hobbies == null) {
			return null;
		}

		String str = "";
		for (int i = 0; i < hobbies.length; i++) {
			if (i > 0) {
				str += ch;
			}
			str += hobbies[i];
		}
		return str;
	}
}