IF statement restarting when condition is true

Question

andrea vironda 2016-3-12

0
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此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/273037-if-statement-restarting-when-condition-is-true

编辑： Rick Rosson 2016-3-12

hello i make an IF statement:

d=input('Is this spur gear mounted between two bearing? (Y/N): ','s');
if d=='N' 
    error('this program is not for you');  
elseif d~='Y' | d~='N'
    disp('you must use capital letters')
    return
end

i would, if the second condition is true, to restart the code from

d=input('...

how can i do this?

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Answer 1

Rick Rosson 2016-3-12

0
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https://ww2.mathworks.cn/matlabcentral/answers/273037-if-statement-restarting-when-condition-is-true#answer_213340

编辑：Rick Rosson 2016-3-12

在 MATLAB Online 中打开

k = [];  
while isempty(k)
    d=input('Is this spur gear mounted between two bearing? (Y/N): ','s');
    k = findstr(upper(d),'YN');
    if isempty(k)
         fprintf('Invalid response.  Please try again.\n');
    end
end