Class_Work 13.03.2017 - Cases

enum Case
{
	LowerCase,
	UpperCase
};

void changeCase(char* string,
	enum Case changeToCase)
{
	while (*string != '\0')
	{
		char ch = *string;
		if (changeToCase == UpperCase
			&& ch >= 'a' && ch <= 'z')
		{
			*string -= 32;
		}
		else if (changeToCase == LowerCase
			&& ch >= 'A' && ch <= 'Z')
		{
			*string += 32;
		}
		string++;
	}
}

int main()
{
	char string[] = "dfdf kfdjk kldfj ljf dLKJJFDFDsf fdsf";

	changeCase(string, UpperCase);
	printf("%s\n", string);
	changeCase(string, LowerCase);
	printf("%s\n", string);
}