Displays various parameters of the runtime of the currently running java code.
No display String operation.
The code copy is as follows:
package systeminfo;
import java.util.Iterator;
import java.util.Map.Entry;
import java.util.Properties;
public class sysinfo {
public static void main(String[] args) {
Properties p = System.getProperties();
Iterator<Entry<Object, Object>> it= p.entrySet().iterator();
while(it.hasNext()){
Entry<Object,Object> item=it.next();
System.out.print(item.getKey()+"===");
System.out.println(item.getValue());
}
}
}
Simple version
The code copy is as follows:
package systeminfo;
public class sysinfo {
public static void main(String[] args) {
String s = System.getProperties().toString();
System.out.println(s);
}
}
String version
The code copy is as follows:
package systeminfo;
public class sysinfo {
public static void main(String[] args) {
String s = System.getProperties().toString();
System.out.println(s);
String[] ss=s.split(",");
for(String e:ss){
System.out.println(e);
}
}
}