Method toLowerCase

source/util/bstring.cpp:601–618

}

BString BString::toLowerCase() const {
    if (isEmpty()) {
        return *this;
    }
    // can't just copy len and level, they might not be set yet for literals
    BStringData* d = allocNewData();
    d->level = getLevel();
    d->str = getNewString(d->level);
    d->len = length();
    d->incRefCount();

    std::locale loc;
    for (int i = 0; i < d->len; i++) {
        d->str[i] = std::tolower(data->str[i], loc);
    }
    d->str[d->len] = 0;
    return BString(d);
}

BString BString::toUpperCase() const {
    if (isEmpty()) {