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Var and Self

BlitzMax Forums/BlitzMax Programming/Var and Self

Vertex(Posted 2005) [#1]
Hi!
Strict

Type TTest
	Field X:Int
	
	Method Set(Value:Int)
		Self.X = Value
	End Method

	Method DoAnything()
		Self.Add(Self, Self)
	End Method

	Method Add(Test:TTest Var, Result:TTest Var)
		Result.X = Self.X+Test.X
	End Method
End Type

Global Test:TTest

Test = New TTest
Test.Set(10)
Test.DoAnything()
Print Test.X


vs.

Strict

Type TTest
	Field X:Int
	
	Method Set(Value:Int)
		Self.X = Value
	End Method

	Method Add(Test:TTest Var, Result:TTest Var)
		Result.X = Self.X+Test.X
	End Method
End Type

Global Test:TTest

Test = New TTest
Test.Set(10)
Test.Add(Test, Test)
Print Test.X


Thats silly, becouse I think, that, when I don't use Var, BMax will create a copy of this instance -> slower and more memory usage.

cu olli


Robert(Posted 2005) [#2]

Thats silly, becouse I think, that, when I don't use Var, BMax will create a copy of this instance -> slower and more memory usage.


BlitzMAX handles all objects by reference, see the "Objects" section of the Language Reference.