www.pudn.com > matlab8.zip > exm12222_1.m

%exm12222_1.m 
 
!md d:\mywork 
ss=char(which('my_yprime.c','-all')); 
dos(['copy ',ss ,' d:\mywork']); 
cd d:\mywork					%把用户目录指定为当前目录 
 
mex my_yprime.c				%由my_yprime.c文件生成my_yprime.dll文件 
 
my_yprime(1,1:4)				%运行my_yprime.dll文件 
which my_yprime				%获得my_yprime.dll文件的位置信息   
 
!del my_yprime.c