SetBeamColor(<-beamUID <-color)

Set a beams color. Possible color values are:

• “black”
• “red”
• “orange”
• “yellow”
• “green”
• “blue”
• “purple”
• “white”

The default color is 'white' and will be used if an invalid color value is supplied.

once
   GetUnitPosition(self) ->unitPos
   #Fire a beam to extends off screen but is at the same height as the unit
   #We will attach the beam to ourselfs, so that the start point is relative to our unit
   CreateBeam("orange" 3 4  0 1 0  10000 <-unitPos.Y 10000) ->beam
   AttachBeam(<-beam self)
endonce
 
 SetBeamColor(<-beam "green")

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