+
+ v5.22 => {
+ new => [
+ ['<code>\$alias =</code>', 'aliasing via reference'],
+ ['<code><<>></code>', 'safe <code>readline</code> 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'],
+ [q"<code>use re 'strict'</code>", 'apply stricter syntax rules to regular expression patterns', 'experimental::re_strict'],
+ ['<code>0x.beep+0</code>', q"hexadecimal floating point notation with binary power; <code>printf '%a'</code> to display"],
+ ],
+ unicode => '7.0',
+ release => '2015-06-01',
+ },