View source for GetHelicopterRotorSpeed

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{{Client function}}
Retrieves the speed at which the rotor of a helicopter rotates.

==Syntax==
<syntaxhighlight lang="lua">
float getHelicopterRotorSpeed ( vehicle heli )
</syntaxhighlight>
{{OOP||[[vehicle]]:getHelicopterRotorSpeed|helicopterRotorSpeed|setHelicopterRotorSpeed}}

===Required Arguments===
*'''heli:''' the helicopter element to get the rotor speed of.

===Returns===
Returns the rotor speed if successful. This is 0 when the helicopter is parked, and about 0.2 when it is fully spun up. It can be negative if the rotor rotates counter-clockwise. Returns ''false'' in case of failure (an invalid element or a vehicle element that is not a helicopter was passed).

==See Also==
{{Client vehicle functions}}