Products OR-Tools Reference C++ Reference: encodingutils This documentation is automatically generated. Function Type Arguments Comments UTF8StrLenReturn type: inline int Arguments: const std::string& utf8_str Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated March 26, 2019.