3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $variableName = 'MyVariable'; // Create new variable with the name defined in variable $variableName ${$variableName} = 'MyValue'; //Outputs: string(7) "MyValue" v($MyVariable); //Outputs: string(7) "MyValue" var_dump(${'MyVariable'});
based on F8pmW
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function v() in /in/FA9a9:6 Stack trace: #0 {main} thrown in /in/FA9a9 on line 6
Process exited with code 255.
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0
Fatal error: Call to undefined function v() in /in/FA9a9 on line 6
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: v() in /in/FA9a9 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: v() in /in/FA9a9 on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: v() in /in/FA9a9 on line 6