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<?php class ok { public function t() { $this->replacer( '*' ); return preg_replace_callback( '/(t)/', array( $this, 'replacer'), 'this is a simple test' ); } private function replacer( $input ) { static $cache = '-'; if ( ! is_array( $input ) ) { $cache = $input; } else { return $cache . $input[1] . $cache; } } } class buggyphp extends ok {} class buggyphptoo extends ok { public function t() { return parent::t(); } } $buggy = new buggyphp(); echo 'Result buggyphp: ' . $buggy->t(); echo "\n"; $buggy = new buggyphptoo(); echo 'Result buggyphptoo: ' . $buggy->t(); echo "\n"; $a = new ok(); echo 'Result ok: ' . $a->t(); exit();
Output for git.master, git.master_jit, rfc.property-hooks
Result buggyphp: *t*his is a simple *t*es*t* Result buggyphptoo: *t*his is a simple *t*es*t* Result ok: *t*his is a simple *t*es*t*

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