/// <summary>
/// Formats a number as a hex digit
/// </summary>
/// <param name="i"></param>
/// <returns></returns>
public static string GetHexString(ulong i)
{
string hex = "";
while (i > 0)
{
hex = String.Concat(CharUtility.GetHexDigit((int)(i % 0x10)), hex);
i >>= 4;
}
return(hex);
}
/// <summary>
/// Checks if string is null, empty or entirely made up of whitespace
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
/// <remarks>
/// Essentially the same as String.IsNullOrWhiteSpace from .NET 4.0
/// with a simplfied view of whitespace.
/// </remarks>
public static bool IsNullOrWhiteSpace(string value)
{
if (value != null)
{
for (int i = 0, length = value.Length; i < length; i++)
{
if (!CharUtility.IsWhiteSpace(value[i]))
{
return(false);
}
}
}
return(true);
}
