draw empty box by use for loop

Question

Abu Yamen 2016-12-4

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/315301-draw-empty-box-by-use-for-loop

评论： KSSV 2016-12-5

if some one can help to correct this code we need function to read ch like * and width ,length from user and draw the box for 1:h disp('*') for 1:w 2:end-1 ,2:end-1 = char end end

i could not write correct code ???

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Abu Yamen 2016-12-4

在 MATLAB Online 中打开

can some one correct this cood

function []=drawBox(s,w,h)% s is char 
for i= 1:w
fprintf('%s \n',s)
   for j=(2,:w-1)&& (:h-1,2)
     fprintf('')
   end
   end

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Answer 1

KSSV 2016-12-4

1
链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/315301-draw-empty-box-by-use-for-loop#answer_245888

在 MATLAB Online 中打开

function []=drawBox(s,w,h)% s is char 
for i= 1:w
   for j=1:h
     if i==1||i==w||j=1||j==h
        fprintf('%s \n',s) ;
      else
        fprintf('');
     end
   end
   end

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Abu Yamen 2016-12-4

thank you Mr KSSV , appreciated your care still the problem with insert char into fprintf from the function

KSSV 2016-12-5

在 MATLAB Online 中打开

s = '*' ; h = 10 ; w = 10 ;
% iwant = num2str(zeros(h,w)) ;
for i= 1:w
    for j=1:h
        if i==1||i==w||j==1||j==h
            % fprintf('%s \n',s) ;
            iwant(i,j) = s ;
        else
            % fprintf('');
            iwant(i,j) = ' ' ;
        end
    end
end