lxasmall_white的博客

import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; import java.util.S

import java.util.Enumeration; import java.util.Properties;public class APITestTwo { public static void main(String[] args) { long startTime=System.currentTimeMillis(); Properties pr

public class APITestOne { public static void main(String[] args){ StringBuffer sc=new StringBuffer(); System.out.println("增加一段字符串:"+sc.append("Hello!")); System.out.println(

简单使用：public class APITest { public static void main(String[] args){ String name="Machin.echjidhu "; System.out.println("字符串的长度为："+name.length()); System.out.println("字符串是否为空