I'm not sure which "man page" you looked at that only discussed -E.

The man page provided with Perl, perlrun certainly explains both, -e and -E. It's also quite weird to only explain -E and not -e, as they are so similar.

In reply to Re: Difference between -e and -E when invoking Perl by Corion
in thread Difference between -e and -E when invoking Perl by adefaria

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