Validate date format in C#

gistfile1.cs

/// <summary>
/// Validate date is a proper format
/// </summary>
/// <param name="date"></param>
/// <returns></returns>
public static bool IsDate(string date)
{
    bool valid = true;
    //check in 99/99/9999 format
    valid = Regex.IsMatch(date, "^[0-9]{2}/[0-9]{2}/[0-9]{4}$");

    try
    {
	if (valid)
	{
	    DateTime oDate = new DateTime();
	    oDate = Convert.ToDateTime(date);
	}
    }
    catch
    {
	valid = false;
    }

    return valid;
}