Module:If preview

local p = {} --[[ main This function returns the either the first argument or second argument passed to this module, depending on whether it is being previewed. Usage:

]] function p.main(frame) local result = '' Preview_mode = frame:preprocess();                           -- use magic word to get revision id    if not (Preview_mode == nil or Preview_mode == ) then                                        -- if there is a value then this is not a preiview result = frame.args[2] or ''; else result = frame.args[1] or '';                                   -- no value (nil or empty string) so this is a preview end return result end --[[ pmain This function returns the either the first argument or second argument passed to this module's parent (i.e. template using this module), depending on whether it is being previewed. Usage:

]] function p.pmain(frame) return p.main(frame:getParent) end --[[ boolean This function returns the either true or false, depending on whether it is being previewed. Usage:

]] function p.boolean(frame) local result = '' Preview_mode = frame:preprocess();                           -- use magic word to get revision id    if not (Preview_mode == nil or Preview_mode == ) then                                        -- if there is a value then this is not a preiview result = false; else result = true;                                   -- no value (nil or empty string) so this is a preview end return result end return p