On Mon, Jul 27, 2015 at 5:16 PM, Lars Noodén <lars.nooden@???> wrote:
> IIRC the Icon programming language had an exchange operator to swap the
> contents of two variables.
>

>         a :=: b

C:

a = a ^ b;
b = a ^ b;
a = a ^ b;

Much more fun. Them :=: look like weird emoticons.



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