3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Mapper { function __invoke($r) { print_r($r); } } $m = new Mapper(); $m(1);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
1
Output for 5.2.3 - 5.2.17
Fatal error: Function name must be a string in /in/LR6Cr on line 13
Process exited with code 255.
Output for 5.0.0 - 5.2.2
<br /> <b>Fatal error</b>: Function name must be a string in <b>/in/LR6Cr</b> on line <b>13</b><br />
Process exited with code 255.
Output for 4.4.5 - 4.4.9
<br /> <b>Fatal error</b>: Call to undefined function: object() in <b>/in/LR6Cr</b> on line <b>13</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.4.4
<br /> <b>Fatal error</b>: Call to undefined function: object() in <b>/in/LR6Cr</b> on line <b>13</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<br /> <b>Fatal error</b>: Call to undefined function: object() in <b>/in/LR6Cr</b> on line <b>13</b><br />