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Postings from June 2017
Sawyer X wrote:
> I think what this addresses is a developer assuming that undef'ing this
> variable (by applying "undef" to it, undef()'ing it, or local()izing it)
> has an effect. Any such assumption might be worthwhile verifying doesn't
> work by fatalizing.
The effect that
local ${^ENCODING} = undef;
has is to protect code from buggy behaviour possibly turned on by some
other piece of code. Such defensive programming should continue to
work, so that people *now* can write such code to make their new code
work properly in older perl versions.
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