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Hello World Using Lua Api

/ Published in: C
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This is a hello world and the first of a series that shows how to embed Lua in a C/C++ application.

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  1. #include "lua.h"
  2. #include "lualib.h"
  3. #include "lauxlib.h"
  4.  
  5. int main()
  6. {
  7. 	// Create a context. This stores all variables and function available to Lua.
  8. 	lua_State * execContext = luaL_newstate();
  9. 	// Adding Lua basic library
  10. 	luaL_openlibs(execContext);
  11.  
  12. 	// Pushing the print function to the stack
  13. 	lua_getfield(execContext, LUA_GLOBALSINDEX, "print");
  14. 	// Adding the first argument to the print function
  15. 	lua_pushstring(execContext,"Hello World !");
  16. 	// print "Hello World !"
  17. 	// the state, number of args, number of returned values
  18. 	lua_call(execContext,1,0);
  19.  
  20. 	// Cleaning the house
  21. 	lua_close(execContext);
  22. }

URL: http://coderep.blogspot.com/2008/11/embedding-lua-in-cc-application-part-1.html

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