V VGA Unregistered / Unconfirmed GUEST, unregistred user! 2001-02-03 #2 trunc 保留整数部分 round 4舍6入5留双 int 取整,但结果仍为实数。可按f1
Z zqmagic Unregistered / Unconfirmed GUEST, unregistred user! 2001-02-04 #6 用function Trunc(X: Extended): Int64;