diff --git a/src/addons/lua_engine.cpp b/src/addons/lua_engine.cpp
index aec65ae0..830925d1 100644
--- a/src/addons/lua_engine.cpp
+++ b/src/addons/lua_engine.cpp
@@ -5964,6 +5964,14 @@ void LuaEngine::registerCoreAPI() {
         "strrep = string.rep\n"
         "strbyte = string.byte\n"
         "strchar = string.char\n"
+        "strgfind = string.gmatch\n"
+        "function tostringall(...)\n"
+        "    local n = select('#', ...)\n"
+        "    if n == 0 then return end\n"
+        "    local r = {}\n"
+        "    for i = 1, n do r[i] = tostring(select(i, ...)) end\n"
+        "    return unpack(r, 1, n)\n"
+        "end\n"
         "strrev = string.reverse\n"
         "gsub = string.gsub\n"
         "gmatch = string.gmatch\n"