你可能感興趣的試題

A.System.load("prop.custom");
B.System.getenv("prop.custom");
C.System.property("prop.custom");
D.System.getProperty("prop.custom");
E.System.getProperties().getProperty("prop.custom");

A.s14
B.s16
C.s10
D.Compilation fails.
E.An exception is thrown at runtime.