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Have Random.sample
return null when the given array is empty
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@ -13,6 +13,8 @@ static var rng: RandomNumberGenerator = null:
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static func sample(array: Array[Variant], imin = null, imax = null) -> Variant:
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if len(array) == 0:
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return null
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if imin == null:
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imin = 0
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if imax == null:
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