rfind() [3/4]

fl::size fl::basic_string::rfind	(	const char *	s,
		fl::size	pos,
		fl::size	count ) const

Definition at line 588 of file basic_string.cpp.hpp.

                                                                        {
    if (!s || count == 0) {
        if (count == 0) return (pos > mLength) ? mLength : pos;
        return npos;
    }
    if (count > mLength) return npos;
    fl::size maxStart = mLength - count;
    fl::size searchStart = (pos >= mLength || pos == npos) ? maxStart : pos;
    if (searchStart + count > mLength) searchStart = maxStart;
    const char* str = c_str();
    for (fl::size i = searchStart + 1; i > 0; --i) {
        fl::size idx = i - 1;
        if (idx + count > mLength) continue;
        bool match = true;
        for (fl::size j = 0; j < count; ++j) {
            if (str[idx + j] != s[j]) { match = false; break; }
        }
        if (match) return idx;
    }
    return npos;
}

References c_str(), mLength, npos, and pos.

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