3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array( 20 => array( 'width' => 20, 'height' => 20, ), 60 => array( 'width' => 60, 'height' => 40, ), 150 => array( 'width' => 150, 'height' => 300, ) ); $it = new RecursiveArrayIterator( $arr ); while( $it->valid() ) { echo $iterator -> key() . ' : ' . $iterator -> current() .PHP_EOL; }
Output for 7.0.5 - 7.1.0
Notice: Undefined variable: iterator in /in/mGqXN on line 19 Fatal error: Uncaught Error: Call to a member function key() on null in /in/mGqXN:19 Stack trace: #0 {main} thrown in /in/mGqXN on line 19
Process exited with code 255.
Output for 7.0.0 - 7.0.4
Notice: Undefined variable: iterator in /in/mGqXN on line 19 Fatal error: Uncaught Error: Call to a member function key() on unknown in /in/mGqXN:19 Stack trace: #0 {main} thrown in /in/mGqXN on line 19
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: iterator in /in/mGqXN on line 19 Fatal error: Uncaught exception 'BadMethodCallException' with message 'Call to a member function key() on a non-object (null)' in /in/mGqXN:19 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Notice: Undefined variable: iterator in /in/mGqXN on line 19 Fatal error: Call to a member function key() on null in /in/mGqXN on line 19
Process exited with code 255.
Output for 5.1.0 - 5.5.35
Notice: Undefined variable: iterator in /in/mGqXN on line 19 Fatal error: Call to a member function key() on a non-object in /in/mGqXN on line 19
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Fatal error: Class 'RecursiveArrayIterator' not found in /in/mGqXN on line 17
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: recursivearrayiterator in /in/mGqXN on line 17
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: recursivearrayiterator in /in/mGqXN on line 17