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run code in 150+ php & hhvm versions
Bugs & Features
<?php Class ObjectOne { protected $someParam = 'foo'; protected $someOtherParam = 'bar'; protected $saveMe = NULL; protected function update() { $this->someParam = 'FOO'; $this->someOtherParam = 'BAR'; return true; } protected function revert(){ $this->someParam = $this->saveMe->someParam; $this->someOtherParam = $this->saveMe->someOtherParam; $this->saveMe = NULL; } } Class ObjectTwo extends ObjectOne { protected $someParam = 'faa'; protected $someOtherParam = 'bor'; public function update() { $this->saveMe = $this; if(parent::update()) { $this->someParam = 'poo'; if($this->someParam === 'foo') { return true; } else { $this->revert(); parent::update(); return false; } } else { return false; } } } $testOb = new ObjectTwo(); print_r($testOb->update());
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/MK87K on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/MK87K on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/MK87K on line 3
Process exited with code 255.