_VERSION A global variable (not a function) that holds a string containing the running Lua version. The current value of this variable is "Lua 5.3".

lua_Debug typedef struct lua_Debug { int event; const char *name; /* (n) */ const char *namewhat; /* (n) */ const char

luaL_checknumber[-0, +0, v] lua_Number luaL_checknumber (lua_State *L, int arg); Checks whether

debug.getregistry () Returns the registry table (see §4.5).

string.upper (s)

lua_setglobal[-1, +0, e] void lua_setglobal (lua_State *L, const char *name); Pops a value from

package.searchpath (name, path [, sep [, rep]]) Searches for the given name in the given path. A path is a string containing a sequence of templates

print (···)stdouttostringprint

luaL_callmeta[-0, +(0|1), e] int luaL_callmeta (lua_State *L, int obj, const char *e); Calls a

math.maxinteger