3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class AliasesLoader { private $aliases = array(); /** * @param array $aliases */ public function __construct($aliases) { $this->setAliases($aliases); } public function register() { spl_autoload_register(array($this, 'load')); } public function load($class) { if ($this->hasAlias($class)) { class_alias($class, $this->getAlias($class)); } } protected function getAlias($class) { return $this->aliases[$class]; } protected function hasAlias($class) { return isset($this->aliases[$class]); } private function setAliases(array $aliases) { $this->aliases = $aliases; } } $a = new AliasesLoader(array('B' => 'A')); $a->register(); spl_autoload_register(function ($c) { var_dump('autoloading "'.$c.'"'); }); new B();
Output for 7.0.0 - 7.1.0
Warning: Class 'B' not found in /in/C2S0g on line 23 string(15) "autoloading "B"" Fatal error: Uncaught Error: Class 'B' not found in /in/C2S0g:48 Stack trace: #0 {main} thrown in /in/C2S0g on line 48
Process exited with code 255.
Output for hhvm-3.12.0
Warning: Class B not found in /in/C2S0g on line 23 string(15) "autoloading "B"" Fatal error: Uncaught Error: Class undefined: B in /in/C2S0g:48 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.0
Warning: Class B not found in /in/C2S0g on line 23 string(15) "autoloading "B"" Fatal error: Class undefined: B in /in/C2S0g on line 48
Process exited with code 255.
Output for 5.3.0 - 5.6.28
Warning: Class 'B' not found in /in/C2S0g on line 23 string(15) "autoloading "B"" Fatal error: Class 'B' not found in /in/C2S0g on line 48
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/C2S0g on line 46
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/C2S0g on line 37
Process exited with code 255.
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/C2S0g on line 5
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/C2S0g 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/C2S0g on line 5
Process exited with code 255.