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run code in 200+ php & hhvm versions
Bugs & Features
<?php /** Object responsible for echoing debug data **/ class EchoLogger implements \SplObserver { public function update(\SplSubject $subject) { printf("Rand: %s, Status: %s", $subject->getRand(), $subject->getStatus()); } } /** Object responsible for emailing debug data **/ class EmailLogger implements \SplObserver { public function update(\SplSubject $subject) { /** Mail your data **/ } } class HttpClientService implements \SplSubject { private $observers = array(); public function getRand() { return $this->rand; } public function getStatus() { return $this->status; } public function attach(\SplObserver $observer) { $this->observers[] = $observer; } public function detach(\SplObserver $observer) { if($key = array_search($observer,$this->observers, true)) { unset($this->observers[$key]); } } public function notify() { foreach ($this->observers as $observer) { $observer->update($this); } } public function getServiceStatus() { // -- SNIP -- $this->rand = rand(0, 10); $this->status = ($this->rand >= 5) ? 'success' : 'error'; // -- Snip -- $this->notify(); return $this->status; } } $service = new HttpClientService; $service->attach(new EchoLogger); $service->getServiceStatus();
based on ejWBF
Output for 5.3.4, 5.3.6, 5.4.1, 5.4.9, 5.4.18, 5.4.41, 5.4.45, 5.5.26, 5.5.35, 5.6.19, 7.2.0
Rand: 0, Status: error
Output for 5.3.13, 5.3.26, 5.4.5, 5.4.17, 5.4.20, 5.4.34, 5.5.34, 7.1.7
Rand: 3, Status: error
Output for 5.3.2, 5.3.29, 5.4.22, 5.4.29, 5.4.38, 5.5.28, 5.6.11, 5.6.13, 5.6.28, 7.0.5, 7.1.6
Rand: 2, Status: error
Output for 5.3.0, 5.4.13, 5.4.24, 5.4.40, 5.4.43 - 5.4.44, 5.5.30, 5.6.17, 5.6.21, 7.0.0, 7.0.4, 7.0.6 - 7.0.14, 7.1.5
Rand: 10, Status: success
Output for 5.3.11, 5.4.2, 5.4.26, 5.4.42, 5.6.7, 5.6.12, 7.0.3, 7.1.0
Rand: 9, Status: success
Output for 5.3.16, 5.4.7 - 5.4.8, 5.4.11, 5.4.15, 5.4.19, 5.4.35, 5.5.29, 5.5.32, 7.0.20
Rand: 8, Status: success
Output for 5.3.5, 5.3.20, 5.3.25, 5.4.6, 5.5.27, 7.0.1 - 7.0.2
Rand: 6, Status: success
Output for 5.3.9, 5.3.15, 5.3.28, 5.4.4, 5.4.14, 5.4.25, 5.4.28, 5.4.32, 5.6.20
Rand: 7, Status: success
Output for 5.3.1, 5.3.19, 5.3.21, 5.4.0, 5.4.3, 5.4.31, 5.4.36, 5.6.14 - 5.6.16, 5.6.18
Rand: 5, Status: success
Output for 5.3.7, 5.3.10, 5.3.12, 5.3.14, 5.3.18, 5.3.27, 5.4.10, 5.4.27, 5.4.37, 5.5.24 - 5.5.25, 5.5.31, 5.5.33, 5.6.9 - 5.6.10
Rand: 4, Status: error
Output for 5.3.3, 5.3.8, 5.3.17, 5.3.22 - 5.3.24, 5.4.12, 5.4.16, 5.4.21, 5.4.23, 5.4.30, 5.4.39, 5.6.8
Rand: 1, Status: error
Output for 5.2.4, 5.2.9, 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 7, Status: success
Output for 5.2.5, 5.2.16
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 4, Status: error
Output for 5.2.15
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 3, Status: error
Output for 5.1.4, 5.2.3, 5.2.7, 5.2.10 - 5.2.11, 5.2.14
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 2, Status: error
Output for 5.2.13
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 6, Status: success
Output for 5.1.0, 5.1.3, 5.2.0, 5.2.12
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 0, Status: error
Output for 5.2.8
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 10, Status: success
Output for 5.1.2, 5.2.6
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 1, Status: error
Output for 5.1.6, 5.2.1 - 5.2.2
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 5, Status: success
Output for 5.1.1, 5.1.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Rand: 9, Status: success
Output for 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Fatal error: Interface 'SplObserver' not found in /in/DekLO on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 4 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 6 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 13 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 15 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 21 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DekLO on line 40 Fatal error: Class 'SplObserver' not found in /in/DekLO on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/DekLO on line 4
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 '{' in /in/DekLO on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/DekLO on line 4
Process exited with code 255.