From Wiki

⇒	The #backpackId variable contains the id of the current characters main backpack.

Example

findItem * C_ , #backpackId
display ok there are #findCnt items in your backpack.
halt

See Also

Character Variables

• The character category of system variables contains information specific to the character in the current instance of Ultima Online that EasyUO is attached to.

#charPosX	⇒	Returns the characters world X-coordinate
#charPosY	⇒	Returns the characters world Y-coordinate
#charPosZ	⇒	Returns the characters world Z-coordinate
#charDir	⇒	Returns the direction the character is facing
#charStatus	⇒	Returns different states that the character can be in
#charID	⇒	Returns the id of the character
#charGhost	⇒	Returns if your character is dead
#backpackID	⇒	Displays the ID of your player's backPack (Inventory)