ItemStack add_item - Uberi/MineTest-API GitHub Wiki ItemStack:add_item Description put some item or stack onto this stack, returns leftover ItemStack Syntax [ItemStack](../type/ItemStack.html) add_item([ItemStack](../type/ItemStack.html) stack) Examples stack:add_item(ItemStack("default:mese")) ⚠️ **GitHub.com Fallback** ⚠️