package byteutil

// IsNumChar returns true if the given character is a numeric, otherwise false.
func ( byte) bool { return  >= '0' &&  <= '9' }

// IsAlphaChar returns true if the given character is a alphabet, otherwise false.
func ( byte) bool {
	return ( >= 'a' &&  <= 'z') || ( >= 'A' &&  <= 'Z')
}