penghust 发表于 2009-12-21 14:56

fprintf中 '\n'无法实现换行??

如题
两个矩阵 Num1(11,11),Num2(11,21)

for j=1:11   %(按列循环,写入文本)
      fprintf(fid,'%2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d\n',Num1(:,j));
end
fclose(fid);
fid=fopen('Num2.txt','wt');
for jj=1:21%(按列循环,写入文本)
      fprintf(fid,'%2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d\n',Num2(:,jj));
end
fclose(fid)

运行后Num1.txt 中数据 可以实现换行,有11行 11列
但Num1.txt 中数据只有1行 ?

请问,这个问题怎么解决?
谢谢

penghust 发表于 2009-12-21 15:03

这个问题解决了,是我自己搞错了,
fprintf 是按列写入的,Num2(11,21)有11行,因此应该是如下程序
fid=fopen('Num2.txt','wt');
for jj=1:21%(按列循环,写入文本)
      fprintf(fid,'%2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d\n',Num2(:,jj));
end
fclose(fid)

ChaChing 发表于 2009-12-21 21:46

这样也可以!?
fid=fopen('Num2.txt','wt');
for jj=1:11%(按列循环,写入文本)
      fprintf(fid,'%2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d %2d\n',Num2(jj,:));
end
fclose(fid)
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