API UnitAttackSpeed

Returns the unit's melee attack speed for each hand.
 mainSpeed, offSpeed = UnitAttackSpeed(unit)
==Arguments==
:;unit: : UnitId - The unit to get information from. (Verified for "player" and "target")
==Returns==
:;mainSpeed: - The unit's base main hand attack speed (seconds)
:;offSpeed: - The unit's offhand attack speed (seconds) - nil if the unit has no offhand weapon.