unnamed package does not match directory C:\Documents and Settings\dl\jbproject\learnjsp\src\login\User.java.
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包名声明错误吧,把你的User.java帖出来看看
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包名声明错误吧,把你的User.java帖出来看看
boolean t;
byte b;
short s;
int i;
long l;
float f;
double d;
void print()
{
System.out.println(
"Data type Initial values\n"+
"boolean "+ t +"\n"+
"byte "+ b+"\n"+
"short "+ s+"\n"+
"int "+i+"\n"+
"long "+l+"\n"+
"float "+f+"\n"+
"double "+d );
}
}
public class User{
public static void main(String[] args){
Measurement d=new Measurement();
d.print();
new Measurement().print();
}
}