Fixado: Códigos Úteis

[Dr Editor]

Conversor de caracteres de texto: maiúsculas, minúsculas, intercala, inverte e converte para maiúscula a primeira letra de cada palavra.

Código:

enum
{
    TO_LOWER,
    TO_UPPER,
    INTERCALATE,
    INVERT,
    UPPER_FIRST_CHAR
}

stock ChangeStringCase(input_text[], output_text[], case_type)
{
    new count = 0;
    if(case_type == TO_LOWER)
    {
        while(count < strlen(input_text))
        {
            new _char[2];
            format(_char, 2, "%c", tolower(input_text[count]));
            strcat(output_text, _char, strlen(input_text) + 1);
            count ++;
        }
    }
    else if(case_type == TO_UPPER)
    {
        while(count < strlen(input_text))
        {
            new _char[2];
            format(_char, 2, "%c", toupper(input_text[count]));
            strcat(output_text, _char, strlen(input_text) + 1);
            count ++;
        }
    }
    else if(case_type == INTERCALATE)
    {
        new bool:intercalate = true;
        while(count < strlen(input_text))
        {
            new _char[2];
            format(_char, 2, "%c", intercalate ? toupper(input_text[count]) : tolower(input_text[count]));
            strcat(output_text, _char, strlen(input_text) + 1);
            intercalate = !intercalate;
            count ++;
        }
    }
    else if(case_type == INVERT)
    {
        while(count < strlen(input_text))
        {
            new _char[2];
            switch(input_text[count])
            {
                case 'a'..'z':
                {
                    format(_char, 2, "%c", toupper(input_text[count]));
                    strcat(output_text, _char, strlen(input_text) + 1);
                }
                case 'A'..'Z':
                {
                    format(_char, 2, "%c", tolower(input_text[count]));
                    strcat(output_text, _char, strlen(input_text) + 1);
                }
                default:
                {
                    format(_char, 2, "%c", input_text[count]);
                    strcat(output_text, _char, strlen(input_text) + 1);
                }
            }
            count ++;
        }
    }
    else if(case_type == UPPER_FIRST_CHAR)
    {
        new bool:upper = false;
        while(count < strlen(input_text))
        {
            new _char[2];
            switch(input_text[count])
            {
                case 'a'..'z', 'A'..'Z':
                {
                    if(upper)
                    {
                        format(_char, 2, "%c", toupper(input_text[count]));
                        strcat(output_text, _char, strlen(input_text) + 1);
                        upper = false;
                    }
                    else
                    {
                        format(_char, 2, "%c", input_text[count]);
                        strcat(output_text, _char, strlen(input_text) + 1);
                    }
                }
                default:
                {
                    format(_char, 2, "%c", input_text[count]);
                    strcat(output_text, _char, strlen(input_text) + 1);
                    upper = true;
                }
            }
            count ++;
        }
    }
}