MuJS is a lightweight Javascript interpreter designed for embedding in other software to extend them with scripting capabilities.
Fork Version : https://github.com/ccxvii/mujs/commit/643d4288948c1655a3dfa3b03ce783c66e82a36f
这编博文讲的非常的清楚 https://blog.csdn.net/ljd680/article/details/79423284