MoNTE48

core.register_chatcommand("itemslist", {
   params = "[search]",
   description = "find item names or list all items",
   privs = {},
   func = function(name, param)
local number = 0
   local file = minetest.get_worldpath() .. "/items"
   local output = io.open(file, "w")
   for name, item in pairs(minetest.registered_items) do
      number = number + 1