Function RemoveFirst

base/string/algorithm.cpp:217–220

}

std::string RemoveFirst(const StringPiece& s, const StringPiece& substr, bool fill_blank)
{
    return fill_blank ? ReplaceFirst(s, substr, " ") : ReplaceFirst(s, substr, "");
}

std::string RemoveAll(const StringPiece& s, const StringPiece& substr, bool fill_blank)
{