java ²Ù×÷×¢²á±í
import java.util.prefs.*;
public class Registery {
String[] keys = {"oa"};
String[] values = {"reg"};
//°ÑÏàÓ¦µÄÖµ´¢´æµ½±äÁ¿ÖÐÈ¥
public void writeValue() {
// HKEY_LOCAL_MACHINE\Software\JavaSoft\prefsÏÂдÈë×¢²á±íÖµ.
Preferences pre = Preferences.systemRoot().node("/javaplayer");
for (int i = 0; i < keys.length; i++) {
pre.put(keys[i], values[i]);
}
}
//¶ÁÈ¡±äÁ¿
public String readValue() {
// HKEY_LOCAL_MACHINE\Software\JavaSoft\prefs϶Áȡע²á±íÖµ.
Preferences pre = Preferences.systemRoot().node("/javaplayer");
return pre.get("oa", "def");
}
public static void main(String[] args) {
Registery reg = new Registery();
reg.writeValue();
System.out.println(reg.readValue());
}
}
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class Father{
int i,j;
Father(){
add(1);
}
void add(int v){
i+=v;
j+=v;
}
void print(){
System.out.println("i:="+i);
System.out.println("j:="+j);
}
}
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