ex3_15.m

源代码集合

student_rec.number=1;
student_rec.name='Alan Shearer';
student_rec.height=180;
student_rec.test=[100, 80, 75; 77, 60, 92; 
                   67, 28, 90; 100, 89, 78];
student_rec

student_rec.test

b(50,2)=struct(student_rec)

b(43,2).number=50+43;
b(43,2).name='Terry Butcher';
b(43,2).height=186;
b(43,2).test=[83, 80, 78; 97, 80, 72; 
              69, 88, 80; 87, 99, 100];

b(1,1).weight=90

b=rmfield(b,'weight')