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run code in 200+ php & hhvm versions
Bugs & Features
<?php class x { public $a = [ '~.~' => '$this->waa($0);' ]; function __construct($s) { foreach($this->a as $p => $r) { $s = preg_replace_callback($p, function($m) use ($s){ return eval( preg_replace('~\$(\d)~', '$m[$1]', $s) ); }, $s); } return $s; } function waa($t){ return '*'.$t.'*'; } } var_dump(new x('wazup'));
based on BSEgr

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Output for Typed properties v2
Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1
Output for Arrow functions
Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1
Output for Object typehint
Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1
Output for Array change keys
Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1
Output for Lexical anon
Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1 Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1 Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1 Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1 Parse error: syntax error, unexpected end of file in /in/GJDmM(15) : eval()'d code on line 1 object(x)#1 (1) { ["a"]=> array(1) { ["~.~"]=> string(15) "$this->waa($0);" } }

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page