查看“模块:Helloworld”的源代码

local p = {};     --All Lua modules on Wikipedia must begin by defining a variable 
                    --that will hold their externally accessible functions.
                    --Such variables can have whatever name you want and may 
                    --also contain various data as well as functions.
p.hello = function( frame )     --Add a function to "p".  
                                        --Such functions are callable in Wikipedia
                                        --via the #invoke the command.
                                        --"frame" will contain the data that Wikipedia
                                        --sends this function when it runs. 
                                 -- 'Hello' is the name of your choice. The same name needs to be referred to when the module is used.
    return "Hello World!" + frame.args[1]    --This tells us to quit this function and send the information in
                  --"str" back to Wikipedia.
    
end  -- end of the function "hello"

return p