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public class Item {
private String desc;
public String getDescription() {return desc;}
public void setDescription(String d){desc=d;}
public static void modifyDesc(Item item,String desc){
item=new Item();
item.setDescription(desc);
}
public static void main(String[] args) {
Item it1=new Item();
it.setDescription("Ò»");
Item it2=new Item();
it2.setDescription("¶þ");
modifyDesc(it1,"Èý"); // ÎÊÌâÔÚÕâÀï
System.out.println(it1.getDescription());
System.out.println(it2.getDescription());
}
}
it1´«¸ømodifyDesc·½·¨ ÔÚÀïÃænewÁËÒ»¸öжÔÏó ¸³¸øËüÁË it1²»¾ÍÖ¸ÏòжÔÏóÁËÂð Ϊʲôit1.getDescription»¹´òÓ¡Ò»ÄØ
public static void modifyDesc(Item item,String desc){
item=new Item(); -->Õâ¾ä¸øÉ¾À²
item.setDescription(desc);
}
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import java.io.*;
class FileTest
{
public static void main(String [] args) throws Exception
{
File fDir=new File(File.separator);
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