Log (string text)
Writes the string text into the log, which can be viewed during play by entering LOG (as of Quest 5.8) or by pressing F11 in the desktop player. (NOTE: The LOG command will not display the log during play if game.nohtmllog is set to true, but F11 will always work in the desktop player.)
Saves a text file in “Documents\Quest Logs" as of Quest 5.8.
added in Quest 5.3