www.gusucode.com > mbc 工具箱 matlab 源码程序 > mbc/@mbcfoundation/@pointerinterface/isNull.m

    function OK = isNull(obj)
%ISNULL True if the Pointer is null.
%
%  OK = ISNULL(OBJ)
%  

%  Copyright 2004-2007 The MathWorks, Inc.


OK = isempty(obj.Pointer) || isnull(obj.Pointer);