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XOR swap/exchange: nowadays an almost extinct means to exchange two distinct variable
Almost a year ago, a thread on “premature Delphi optimization” came by on G+ about this code: procedure ExchangeInteger(var AValue1, AValue2: Integer); begin AValue1 := AValue1 xor AValue2; AValue2 := AValue1 xor AValue2; AValue1 := AValue1 xor AValue2; end; I don’t think ...http://feeds.feedburner.com/~r/delph...~4/ZISBXLPzIVw
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