+
+ v5.21.9 => {
+ new => [
+ ['<code>\$alias =</code>', 'aliasing via reference'],
+ ['<code><<>></code>', 'safe readline ignoring open flags in arguments'],
+ ['<code>/()/n</code>', 'flag to disable numbered capturing, turning <code>()</code> into <code>(?:)</code>'],
+ ['<code>/\b{}/</code>', 'boundary types: <em>gcb</em> (grapheme cluster), <em>sb</em> (sentence), <em>wb</em> (word)'],
+ ['<code>&.</code>', '<code>& | ^ ~</code> consistently numeric, dotted operators for strings', 'experimental::bitwise'],
+ ],
+ unicode => '7.0',
+ release => '2015-02-21',
+ unstable => 1,
+ },