Add some FAQ documentation that some script command can return value

- getitemname can return "null"
- getmapusers can return -1
and fix the bad ... misleading global function example

1 files changed, 3 insertions, 0 deletions

diff --git a/doc/script_commands.txt b/doc/script_commands.txt
index dff4461af..f5fdab851 100644
--- a/doc/script_commands.txt
+++ b/doc/script_commands.txt
@@ -2777,6 +2777,7 @@ See 'getequipid' for a full list of valid equipment slots.
 Given the database ID number of an item, this function will return the 
 text stored in the 'japanese name' field (which, in Hercules, stores an 
 English name the players would normally see on screen).
+Return "null" if no such item exist.
 
 ---------------------------------------
 
@@ -3247,6 +3248,8 @@ Currently being used in the PVP scripts to check if a PVP room is full of
 not, if the number returned it equal to the maximum allowed it will not 
 let you enter.
 
+Return -1 if the map name is invalid.
+
 ---------------------------------------
 
 *getareausers({"<map name>",}{<x1>,<y1>,<x2>,<y2>})