3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump( '{!' . (string)2 + 1 . '}' ); // left associativity means the operations were grouped like: var_dump( (('{!' . (string)2) + 1) . '}' );
Output for 7.1.0
Warning: A non-numeric value encountered in /in/pLcFY on line 3 string(2) "1}" Warning: A non-numeric value encountered in /in/pLcFY on line 6 string(2) "1}"
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.0.14
string(2) "1}" string(2) "1}"
Output for hhvm-3.10.0

Process exited with code 153.