https://developers.google.com/v8/embed
The V8 API provides functions for compiling and executing scripts, accessing C++ methods and data structures, handling errors, and enabling security checks. Your application can use V8 just like any other C++ library. Your C++ code accesses V8 through the V8 API by including the header include/v8.h.
It´s a sublink of the one you commented, i hope it helps.