Specify the message to be assigned to the ID specified by id.
戻り値
Returns true if the ID exists and the message was successfully allocated, false otherwise.
説明
Change the message assignment.
You can use this method to change the message that Kirikiri has built in to another message.
Usually, it is described in the message map file (see ).
To get a list of IDs that can be set and messages currently assigned to them, execute "Create a message map file" from .