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Perl v5.40.0 is now available

perldelta - what is new for perl v5.40.0 This document describes differences between the 5.38.0 release and the 5.40.0 release. __CLASS__ Keyword When using the new class feature, code inside a method, ADJUST block or field initializer expression is now permitted to use the new __CLASS__ keyword.

It actually makes all string concatenations involving such "magic" variables less slow, but the slowdown was more noticeable on repeated substitutions due to extra memory usage that was only freed after the last iteration. This was introduced in 5.18 in an attempt to prevent subs from retaining a reference to their outer scope, but this broke the special behaviour of eval EXPR; in package DB. Abe Timmerman, Alexander Kanavin, Amory Meltzer, Aristotle Pagaltzis, Arne Johannessen, Beckett Normington, Bernard Quatermass, Bernd, Bruno Meneguele, Chad Granum, Chris 'BinGOs' Williams, Christoph Lamprecht, Craig A. Berry, Dagfinn Ilmari Mannsåker, Dan Book, Dan Church, Daniel Böhmer, Dan Jacobson, Dan Kogai, David Golden, David Mitchell, E. Choroba, Elvin Aslanov, Erik Huelsmann, Eugen Konkov, Gianni Ceccarelli, Graham Knop, Greg Kennedy, guoguangwu, Hauke D, H.Merijn Brand, Hugo van der Sanden, iabyn, Jake Hamby, Jakub Wilk, James E Keenan, James Raspass, Joe McMahon, Johan Vromans, John Karr, Karen Etheridge, Karl Williamson, Leon Timmermans, Lukas Mai, Marco Fontani, Marek Rouchal, Martijn Lievaart, Mathias Kende, Matthew Horsfall, Max Maischein, Nicolas Mendoza, Nicolas R, OpossumPetya, Paul Evans, Paul Marquess, Peter John Acklam, Philippe Bruhat (BooK), Raul E Rangel, Renee Baecker, Ricardo Signes, Richard Leach, Scott Baker, Sevan Janiyan, Sisyphus, Steve Hay, TAKAI Kousuke, Todd Rinaldo, Tomasz Konojacki, Tom Hughes, Tony Cook, William Lyu, x-yuri, Yves Orton, Zakariyya Mughal, Дилян Палаузов.

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