www.gusucode.com > signal 工具箱matlab源码程序 > signal/@dfilt/@abstractcascadeallpass/thisisreal.m
function b = thisisreal(this) %THISISREAL True if the object is real. % Author(s): R. Losada % Copyright 2005 The MathWorks, Inc. Hd = dispatch(this); b = isreal(Hd); % [EOF]