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public static void changeInt(int i){//¸Ä±äintÐͱäÁ¿µÄº¯Êý
i=100;
}
public static void changeString(String s){//¸Ä±äStringÐͱäÁ¿µÄº¯Êý
s="changeString";
}
public static void changeModel(Model model){//¸Ä±äModelÐͱäÁ¿µÄº¯Êý
model=new Model();
model.i=1;
model.s="changeModel";
}
public static void changeModel2(Model model){//¸Ä±äModelÐͱäÁ¿µÄ³ÉÔ±µÄº¯Êý
model.i=1;
model.s="changeModel";
}
ÀàModel
class Model{
public int i=0;
public String s="no value";
}
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public static void main(String[] args) {
int i=0;
String s="hello";
Model model=new Model();
Model model2=new Model();
changeInt(i);
System.out.println("i="+i);
changeString(s);
System.out.println("s="+s);
changeModel(model);
System.out.println("model:"+model.s);
changeModel2(model2);
System.out.println("model2:"+model2.s);
}
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i=0
s=hello
model:no value
model2:changeModel
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String str = "ÖÐ";
String str1 = new String(str.getBytes("gbk"), "ISO8859-1");
String str2 = new String(str1.getBytes("ISO8859-1"), "gbk");
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int width = 400;
int height = 300;
// ´´½¨BufferedImage¶ÔÏó
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2¡¢hibernateÁ¬½ÓÊý¾Ý¿âÉèÖÃÁ¬½Ó±àÂë
<session-factory>
<property name="connection.url">
jdbc:mysql://127.0.0.1:3306/leaveword?useUnicode=true&characterEncoding=utf-8
& ......