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[code="java"]import java.io.File; import java.io.IOException; import java.util.Scanner; public class FileRename2 { public static void main(String[] args) throws IOException { ...

[code="java"]public class Mytest public static void readFile(String fileName) {//传入参数fileName是要读取的资源文件的文件名如(file.properties) InputStream in = null; Properties pros = new Properties(); try { ...

具体内容见附件

一、取得long类型的时间view plaincopy to clipboardprint?[code="java"]long m = System.currentTimeMillis(); [/code] 此时可以得到当前系统时间以前的某个时间，并将其转化为制定类型的String类型：view plaincopy to clipboardprint?[code="j...

[code="java"]import java.awt.BorderLayout;import java.awt.Component;import java.awt.FileDialog;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.It...

随便写了个class，比较啰嗦，可以用 [code="java"]/* *@(#)WorkDay.java *Copyright (c) 2007-2008 *All right reserved */package time;import java.text.SimpleDateFormat;import java.util.*;/*...