Matlab取整函数

X = [-2.6,-2.4,2.4,2.6];
subplot(2,2,1);plot(X,floor(X),'*');grid on;axis([-3, 3, -3, 3]);title('floor');
subplot(2,2,2);plot(X,ceil(X),'*');grid on;axis([-3, 3, -3, 3]);title('ceil');
subplot(2,2,3);plot(X,round(X),'*');grid on;axis([-3, 3, -3, 3]);title('round');
subplot(2,2,4);plot(X,fix(X),'*');grid on;axis([-3, 3, -3, 3]);title('fix');

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转载自blog.csdn.net/baidu_41743921/article/details/80869832