--- nimak247 <[EMAIL PROTECTED]> wrote:
> hello,
>
> I am attempting to prompt a user for an importance
> level, and ask them
> to enter Low, Med, or High. When they enter their
> input, I would like
> to check it to make sure it is one of the 3; if not
> I plan to loop
> back and prompt them again. Problem is I cannot get
> the statement
> right that tests the input. It works for 'High', and
> it works for 'Low
> ' and 'Med '; but I cannot get it to work for 'Med'
> and 'Low' (no
> space after). I tried eliminating the space in the
> compare function,
> but to no avail. What am I doing wrong here?
>
> ...
>
> cout << "Enter the ugency level (Low, Med, or High):
> " << endl;
> getline(cin, urgency);
> urgency.resize(4); //to make record size static
> //VALIDATION
> for (int i = 0; i < urgency.size(); i++)
> urgency[i] = toupper(urgency[i]);
>
> if (urgency.compare("HIGH") != 0 &&
> urgency.compare("MED ") != 0 &&
> urgency.compare("LOW ") != 0){
> cout << "The urgency level you entered does not
> match any of the
> possible entries" << endl;
>
> ...
>
> p.s. I know I could move the resize to after the
> compare test and the
> code would work fine, but as I am trying to learn
> this language, I get
> the feeling that I am missing something about how
> either the compare
> function or the string variable work, so I figured I
> would ask the
> question.
>
> Thanks in advance,
>
> Nim
>
Drop the resize. When you add the resize, it is
adding a null to the end of the string so you have
"LOW\0" and you are comparing it to "LOW" or "LOW ".
There is no reason to do the resize. Why do you care
how long the string is?
Ray
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