Function lua_isnumber

Source/Misc/lua/src/lua.c:2109–2113

LUA_API int lua_isnumber (lua_State *L, int idx) {
TValue n;
const TValue *o = index2adr(L, idx);
return tonumber(o, &n);
}


LUA_API int lua_isstring (lua_State *L, int idx) {