How can I show the error message when the input data get wrong?

I want to create the inputdlg to let user to input the data. But how can I add the check coding to check the input is between 2000 and 2019? Thank you.
My current coding:
prompt = {'Start Year:','End Year:'};
dlgtitle = 'Year Range (Between 2000 and 2019)';
dims = [1 50];
answer = inputdlg(prompt,dlgtitle,dims);
disp(answer)

 采纳的回答

prompt = {'Start Year:','End Year:'};
dlgtitle = 'Year Range (Between 2000 and 2019)';
dims = [1 50];
answer = inputdlg(prompt,dlgtitle,dims);
if str2num(answer{1}) < 2000 | str2num(answer{2}) > 2019 % check the condition for year range
disp('Error: please enter valid range')
else
disp(answer)
end

1 个评论

Thank You. If I also want to show the error when the input is not a integer. How can I do?

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更多回答(1 个)

prompt = {'Start Year:','End Year:'};
dlgtitle = 'Year Range (Between 2000 and 2019)';
dims = [1 50];
answer = inputdlg(prompt,dlgtitle,dims);
while any(str2double(answer)<2019) || any(str2double(answer) > 2020)
answer = inputdlg(prompt,dlgtitle,dims);
end
disp(answer)

1 个评论

If I also want to show the error when the input is not a integer (such as the input is other symbol or wording). How can I do?
Thank you

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