API:IsAltKeyDown

__NOTOC__
Returns a boolean indicating whether the ALT key is depressed.
keydown_state = IsAltKeyDown()
== Parameters ==
=== Arguments ===
:none
=== Returns ===
:;true/false - boolean value if the ALT key is in the down state.
== Example ==
if (IsAltKeyDown()) then
 CastSpellByName("Flame");
else
 CastSpellByName("Fireball");
end
== Notes ==
== Related Functions ==