Method set

src/butil/strings/string_piece.h:222–225

    return *this;
  }
  void set(const value_type* data, size_type len) {
    ptr_ = data;
    length_ = len;
  }
  void set(const value_type* str) {
    ptr_ = str;
    length_ = str ? STRING_TYPE::traits_type::length(str) : 0;