Ralph Johnson puso en su mail :

> Originally ALL Smalltalks used underscore (left arrow) as assignment.
> Smalltalk V was the first to use := instead, I think.  VisualAge did
> it.  VisualWorks converted about 1990, and I can't remember whether it
> came first or VisualAge.  For awhile, a lot of VisualWorks code did it
> both ways, but eventually it all got converted to := and I must admit
> I was happy to find when I started Squeak to find that it still used
> the old left arrow.

Ralph:
All the post is very instructive.

I wonder why not use <- , two characters as := , but closer to original
idea.


Edgar



		
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