Java Reference
In-Depth Information
public static void main(String[] args)
{
int[] grades = { 86, 92, 78, 65, 52, 43, 72, 98, 81
};
int[] gradesBackup = new int[grades.length];
System.arraycopy(grades,
0,
gradesBackup,
0,
grades.length);
for (int i = 0; i < gradesBackup.length; i++)
System.out.println(gradesBackup[i]);
System.out.println("Current
time:
"+Sys-
tem.currentTimeMillis());
String[] propNames =
{
"java.vendor.url",
"java.class.path",
"user.home",
"java.class.version",
"os.version",
"java.vendor",
"user.dir",
"user.timezone",
"path.separator",
"os.name",
"os.arch",
"line.separator",
"file.separator",
"user.name",
"java.version",
"java.home"
};
for (int i = 0; i < propNames.length; i++)
System.out.println(propNames[i]+": "+
Sys-
tem.getProperty(propNames[i]));
}
}
