Returns whether an action contains an equipped item. Applies to actions involving equippable items (not to consumables or other items with "Use:" effects) and indicates the effect of performing the action: if an action's item is not equipped, using the action will equip it; if the item is equipped and has a "Use:" effect, using the action will activate said effect.
See also Action functions.
Signature:
isEquipped = IsEquippedAction(slot)
Arguments:
slot- An action bar slot (number, actionID)
Returns:
isEquipped- 1 if the action contains an equipped item; otherwise nil (1nil)