方法索引
arraycopy(Object, int, Object, int, int)
currentTimeMillis()
exit(int)
gc()
getenv(String)
getProperties()
getProperty(String)
getProperty(String, String)
getSecurityManager()
identityHashCode(Object)
load(String)
loadLibrary(String)
runFinalization()
runFinalizersOnExit(boolean)
setErr(PrintStream)
setIn(InputStream)
setOut(PrintStream)
setProperties(Properties)
setSecurityManager(SecurityManager)
变量索引
err
in
out