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Icon+Unicon/Intro: Difference between revisions
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→Binary (and Augmented)
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Others are obscure or even a bit baffling, such as:
</lang Icon>
x1 ===:= x2 # obscure x1 :=
s1 ==:= s2 # generates errors if s1 and s2 are not strings, but otherwise a no-op?
n1
x1 &:= x2 # x1 := x2 unless x1 or x2 fails
# this next one is documented as augmented but appears to generate a compile error
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