621a5855_Coding_style___OpenTTD__Action
[Command] @param [Example] @param n The number of bytes to copy @param[out] dest The memory area to copy to. @param[in] src The memory area to copy from. [Action] 
Starts a parameter description for a function parameter with name . Followed by a description of the parameter. The existence of the parameter is checked and a warning is given if the documentation of this (or any other) parameter is missing or not present in the function declaration or definition. The @param command has an optional attribute specifying the direction of the attribute. Possible values are "in" and "out".
Coding style - OpenTTD
Action