Automated updating of API pages at this location, to reflect patch changes, has ceased from 10.1.7 onwards.

Returns true if the character can currently use the specified action (sufficient mana, reagents and not on cooldown).

isUsable, notEnoughMana = IsUsableAction(slot)

Arguments

slot

number - Action slot to query

Returns

isUsable

boolean - true if the action is currently usable (does not check cooldown or range), false otherwise.

notEnoughMana

boolean - true if the action is unusable beacuse the player does not have enough mana, rage, etc.; false otherwise.