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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo { private $foo; private function __construct($spam){ $this->foo = $spam; } public function getFoo() { return $this->foo; } } function instantiatePrivateCtor($class /*, $...args */) { $args = array_slice(func_get_args(), 1); $extClass = $class . '__Ext'; if (!class_exists($extClass)) { $ns = dirname($extClass); $name = basename($extClass); var_dump($ns, $name); eval(" namespace $ns; class $name extends $class { public function __construct() { \$args = func_get_args(); call_user_func_array('parent::__construct', \$args); } } "); } $reflClass = new \ReflectionClass($extClass); return $reflClass->hewInstanceArgs($args); } $args = 'bacon'; $class = 'Foo'; $reflClass = new \ReflectionClass($class); $instance = instantiatePrivateCtor($class, 'bacon'); echo $instance->getFoo();
Output for 7.0.0 - 7.1.0
string(1) "." string(8) "Foo__Ext" Parse error: syntax error, unexpected '.', expecting '{' in /in/DuEWs(32) : eval()'d code on line 2
Process exited with code 255.
Output for hhvm-3.12.0
string(1) "." string(8) "Foo__Ext" Fatal error: syntax error, unexpected '.' in /in/DuEWs(32)(ce755edb1baab1e5b9bdbd12872ab463) : eval()'d code on line 2 Fatal error: Uncaught exception 'ReflectionException' with message 'Class Foo__Ext does not exist' in /in/DuEWs:35 Stack trace: #0 /in/DuEWs(35): ReflectionClass->__construct() #1 /in/DuEWs(43): instantiatePrivateCtor() #2 {main}
Process exited with code 255.
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.0 - 5.6.28
string(1) "." string(8) "Foo__Ext" Parse error: syntax error, unexpected '.', expecting identifier (T_STRING) or \\ (T_NS_SEPARATOR) or '{' in /in/DuEWs(32) : eval()'d code on line 2 Fatal error: Uncaught exception 'ReflectionException' with message 'Class Foo__Ext does not exist' in /in/DuEWs:35 Stack trace: #0 /in/DuEWs(35): ReflectionClass->__construct('Foo__Ext') #1 /in/DuEWs(43): instantiatePrivateCtor('Foo', 'bacon') #2 {main} thrown in /in/DuEWs on line 35
Process exited with code 255.
Output for 5.3.0 - 5.3.29
string(1) "." string(8) "Foo__Ext" Parse error: syntax error, unexpected '.', expecting T_STRING or T_NS_SEPARATOR or '{' in /in/DuEWs(32) : eval()'d code on line 2 Fatal error: Uncaught exception 'ReflectionException' with message 'Class Foo__Ext does not exist' in /in/DuEWs:35 Stack trace: #0 /in/DuEWs(35): ReflectionClass->__construct('Foo__Ext') #1 /in/DuEWs(43): instantiatePrivateCtor('Foo', 'bacon') #2 {main} thrown in /in/DuEWs on line 35
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DuEWs on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DuEWs on line 41 string(1) "." string(8) "Foo__Ext" Parse error: syntax error, unexpected ';' in /in/DuEWs(32) : eval()'d code on line 2 Fatal error: Uncaught exception 'ReflectionException' with message 'Class Foo__Ext does not exist' in /in/DuEWs:35 Stack trace: #0 /in/DuEWs(35): ReflectionClass->__construct('Foo__Ext') #1 /in/DuEWs(43): instantiatePrivateCtor('Foo', 'bacon') #2 {main} thrown in /in/DuEWs on line 35
Process exited with code 255.
Output for 5.0.3 - 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DuEWs on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DuEWs on line 41 string(1) "." string(8) "Foo__Ext" Parse error: parse error, unexpected ';' in /in/DuEWs(32) : eval()'d code on line 2 Fatal error: Uncaught exception 'ReflectionException' with message 'Class Foo__Ext does not exist' in /in/DuEWs:35 Stack trace: #0 /in/DuEWs(35): ReflectionClass->__construct('Foo__Ext') #1 /in/DuEWs(43): instantiatePrivateCtor('Foo', 'bacon') #2 {main} thrown in /in/DuEWs on line 35
Process exited with code 255.
Output for 5.0.0 - 5.0.2
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DuEWs on line 35 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DuEWs on line 41 string(1) "." string(8) "Foo__Ext" Parse error: parse error, unexpected ';' in /in/DuEWs(32) : eval()'d code on line 2 Fatal error: Uncaught exception 'ReflectionException' with message 'Class Foo__Ext does not exist' in /in/DuEWs:35 Stack trace: #0 /in/DuEWs(43): instantiatePrivateCtor('Foo__Ext') #1 {main} thrown in /in/DuEWs on line 35
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/DuEWs 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/DuEWs 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/DuEWs on line 3
Process exited with code 255.