Method substr

modules/gui/gui/src/backend/text_server/ustring.cpp:3427–3452

}

String String::substr(int p_from, int p_chars) const
{
    if (p_chars == -1)
    {
        p_chars = length() - p_from;
    }

    if (is_empty() || p_from < 0 || p_from >= length() || p_chars <= 0)
    {
        return "";
    }

    if ((p_from + p_chars) > length())
    {
        p_chars = length() - p_from;
    }

    if (p_from == 0 && p_chars >= length())
    {
        return String(*this);
    }

    String s;
    s.copy_from_unchecked(&get_data()[p_from], p_chars);
    return s;
}

int String::find(const String& p_str, int p_from) const
{