3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Lock { private $isLocked = false; public function unlock() { $this->isLocked = false; echo 'You unlocked the Lock'."\n"; } public function lock() { $this->isLocked = true; echo 'You locked the Lock'."\n"; } public function isLocked() { return $this->isLocked; } } class Door { private $lock; private $connectsTo; public function __construct(Lock $lock) { $this->lock = $lock; $this->connectsTo = 'bedroom'."\n"; } public function open() { if($this->lock->isLocked()) { echo 'Cannot open Door. It is locked.'."\n"; } else { echo 'You opened the Door connecting to: ', $this->connectsTo."\n"; } } } $lock = new Lock; $door = new Door($lock); $door->open(); $lock->unlock(); $door->open();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
You opened the Door connecting to: bedroom You unlocked the Lock You opened the Door connecting to: bedroom
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Lock has a deprecated constructor in /in/leTN6 on line 3 You locked the Lock Cannot open Door. It is locked. You unlocked the Lock You opened the Door connecting to: bedroom
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.3.32 - 7.3.33, 7.4.26
You locked the Lock Cannot open Door. It is locked. You unlocked the Lock You opened the Door connecting to: bedroom
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/leTN6 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/leTN6 on line 5
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/leTN6 on line 5
Process exited with code 255.
preferences:
264.11 ms | 401 KiB | 314 Q