經安全檢測，此網站為安全網站，請放心前往原始網址!

Math (Java Platform SE 7 ) - Oracle Documentation

Class Math. java.lang.Object. java.lang.Math .... Returns the closest long to the argument, with ties rounding up. ... Methods inherited from class java.lang.Object.

docs.oracle.com
網址安全性掃描由 google 提供