I did not know Delphi 6?, 7? or 8? introduced operator overloading for variants via TCustomVariantType?

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I did not know Delphi 6?, 7? or 8? introduced operator overloading for variants via TCustomVariantType? 
http://docwiki.embarcadero.com/RADStudio/Berlin/en/Implementing_Binary_Operations 
Which Delphi version introduced this?

Comments

  1. Chris RollistonAugust 29, 2016 at 12:19 AM

    Kylix IIRC, when variant support had to be abstracted from the OS implementation by necessity. First Windows version was then D6.

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  2. Johan BontesAugust 29, 2016 at 4:16 AM

    Chris Rolliston
    Thanks just wanted to know for the when where what features added to Delphi SO topic

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  3. Chris RollistonAugust 29, 2016 at 5:24 AM

    By the by, the Kylix 1 version of Variants.pas is in the public FreeCLX repository - http://freeclx.cvs.sourceforge.net/viewvc/freeclx/freeclx/rtl/sys/Variants.pas?revision=1.1.1.1&content-type=text%2Fplain

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