Not it doesn't. ->last_modified returns epoch time (as returned by time). 
>perl -MLWP -E"say LWP::UserAgent->new->get('http://www.perlmonks.org'
+)->last_modified"
1253197990

[download]

You can format the result by using localtime or gmtime with POSIX's strftime. Alternatively, every date module out there accepts epoch time as an input.

In reply to Re: Make HTTP date usable by ikegami
in thread Make HTTP date usable by Anonymous Monk

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