I know. I got that after I posted. I'm pulling my foot outta my mouth
right now.

BTW, this also works:

int iValue = Convert.ToChar(sChar);

>>No I didn't. I asked how to get the ASCII value of a character.<
>
>You missed Cetin's point, Kevin. Substring does *not* return a character (char), it returns a string.
>
>~~Bonnie
>
>
>
>>
>>>Kevin,
>>>You asked how to convert char (unicode) to byte. But substring returns a string.
>>>System.Text.Encoding.ASCII.GetBytes(sString) would return a byte[].
>>>As I see you need it to validate a time string. Then you might instead directly use DateTime class' Parse.
>>>Cetin
>>>
>>>>Not sure why this doesn't work. ascVal contains the character
>>>>from the substring.
>>>>
>>>>Here's my code:
>>>>
>>>>

>>>>for(int iChar = 1; iChar < sTime.Length; iChar++)
>>>>{
>>>>  sChar = sTime.Substring(iChar - 1, 1);
>>>>
>>>>  byte ascVal = System.Convert.ToByte(sChar);
>>>>
>>>>  // Allowable values are 0-9,';','A','M','P'
>>>>  if ((iValue >= 48 && iValue <= 57) ||
>>>>    iValue == 58 ||
>>>>    iValue == 59 ||
>>>>    iValue == 77 ||
>>>>    iValue == 80)
>>>>  {
>>>>  }
>>>>  else
>>>>    bValid = false;
>>>>
>>>>}
>>>>
>>>>

>>>>
>>>>
>>>>
>>>>
>>>>>>I am extracting characters from a string.
>>>>>>
>>>>>>How can I determine the ASCII value of the characters?
>>>>>>
>>>>>>Thanks
>>>>>
>>>>>byte ascVal = System.Convert.ToByte(char);
>>>>>
>>>>>Cetin