operator()() [7/15]

void fl::int_conversion_visitor< i64 >::operator() ( const fl::string & str )

inline

Definition at line 319 of file types.h.

                                                      {
        // NEW INSTRUCTIONS: AUTO CONVERT STRING TO INT
        // Try to parse the string as an integer using FastLED's StringFormatter
        // Validate by checking if string contains only digits (and optional +/- sign)
        bool isValidInt = true;
        fl::size startPos = 0;
        
        // Check for sign
        if (str.length() > 0 && (str[0] == '+' || str[0] == '-')) {
            startPos = 1;
        }
        
        // Check that all remaining characters are digits
        for (fl::size i = startPos; i < str.length(); i++) {
            if (!fl::isdigit(str[i])) {
                isValidInt = false;
                break;
            }
        }
        
        // If it looks like a valid integer, try to parse it
        if (isValidInt && str.length() > 0) {
            int parsed = fl::parseInt(str.c_str(), str.length());
            result = static_cast<i64>(parsed);
        }
    }

References fl::FL_NO_EXCEPT, fl::isdigit(), fl::parseInt(), and result.

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