3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $variableName = 'MyVariable'; #$variableName .= '900'; // Create new variable with the name defined in variable $variableName ${$variableName} = 'MyValue'; ${$variableName} .= '900'; //Outputs: string(7) "MyValue" var_dump($MyVariable); //Outputs: string(7) "MyValue" var_dump(${'MyVariable'});
based on XmLFt
Output for 4.3.0 - 7.2.0
string(10) "MyValue900" string(10) "MyValue900"