.fan文件用什么软件可以打开而且可以修改文件内容

用 Finale NotePad 可以打开修改文件内容

http://www.finalemusic.com/notepad/

或者 Finale

http://www.finalemusic.com/store/productoverview.aspx

// Fan.java

class Fan

{

private double speed

private double radius

private boolean on

static long numOfFan = 0

public Fan(){

speed = 0

radius = 0

on = false

numOfFan ++

}

public Fan(double speed, double radius, boolean on){

this.speed = speed

this.radius = radius

this.on = on

numOfFan ++

}

public void setSpeed(double speed){

this.speed = speed

System.out.println( "set speed: " + speed )

}

public void setOn(boolean on){

this.on = on

System.out.println( "set on: " + on )

}

public double getSpeed(){

return this.speed

}

public double getRadius(){

return this.radius

}

public boolean getOn(){

return this.on

}

public static long getNumOfFan(){

return numOfFan

}

public String toString(){

return "Fan(speed: " + speed + ", radius: " + radius + ", on: " + on + ")"

}

}

// FanDemo.java

import java.util.*

class FanDemo

{

public static void main(String[] args)

{

Fan fan = new Fan( 1.3, 2, false )

System.out.println( fan )

fan.setSpeed( 4.22 )

System.out.println( fan )

fan.setOn( true )

System.out.println( fan )

System.out.println( ">>>>>>>>>>>>test Get <<<<<<<<<<<" )

System.out.println( fan )

System.out.println( "speed: " + fan.getSpeed() )

System.out.println( "radius: " + fan.getRadius() )

System.out.println( "on: " + fan.getOn() )

System.out.println( "==================================" )

Fan[] fans = new Fan[2]

for(int i = 0i <2i ++)

fans[i] = new Fan()

System.out.println( "NumOfFan: " + Fan.getNumOfFan() )

}

}

1、按住键盘的“Ctrl+A”键，全选将要重命名的文件。2、对着全选的文件按住鼠标右键，点击“重命名”3、重命名其中一个文件名， 按Enter键完成。5、所有选中的文件全部批量重命名了，并在后面自动加了序号。

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