3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $xyz[]="a"; var_dump($xyz); if($xyz != '') { echo "xyz is not empty! good to go!\n"; $pw1 = 'my cool password keep it secrete please'; $pw2 = 'some other password'; $abc = strcmp($xyz, $pw1); if ($abc == 0) { echo "yes '$pw1' is the same as '$xyz'\n"; } $def = strcmp($xyz, $pw2); if ($def == 0) { echo "yep '$pw2' is the same as '$xyz'\n"; } $ghi = strcmp($pw1, $pw2); if ($ghi != 0) { echo "and yet '$pw1' isn't the same as '$pw2'\n"; } else {echo "i am strcmp, and i declare that '$pw1' is the same as '$pw2'!!\n"; } $jkl = strcmp($xyz, $xyz); echo "jkl = $jkl\n"; }
based on upEbS
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(1) { [0]=> string(1) "a" } xyz is not empty! good to go! Warning: strcmp() expects parameter 1 to be string, array given in /in/YAdiR on line 11 Notice: Array to string conversion in /in/YAdiR on line 12 yes 'my cool password keep it secrete please' is the same as 'Array' Warning: strcmp() expects parameter 1 to be string, array given in /in/YAdiR on line 13 Notice: Array to string conversion in /in/YAdiR on line 14 yep 'some other password' is the same as 'Array' and yet 'my cool password keep it secrete please' isn't the same as 'some other password' Warning: strcmp() expects parameter 1 to be string, array given in /in/YAdiR on line 19 jkl =
Output for 5.3.0 - 5.3.29
array(1) { [0]=> string(1) "a" } xyz is not empty! good to go! Warning: strcmp() expects parameter 1 to be string, array given in /in/YAdiR on line 11 yes 'my cool password keep it secrete please' is the same as 'Array' Warning: strcmp() expects parameter 1 to be string, array given in /in/YAdiR on line 13 yep 'some other password' is the same as 'Array' and yet 'my cool password keep it secrete please' isn't the same as 'some other password' Warning: strcmp() expects parameter 1 to be string, array given in /in/YAdiR on line 19 jkl =
Output for 4.3.0 - 5.2.17
array(1) { [0]=> string(1) "a" } xyz is not empty! good to go! Notice: Array to string conversion in /in/YAdiR on line 11 Notice: Array to string conversion in /in/YAdiR on line 13 and yet 'my cool password keep it secrete please' isn't the same as 'some other password' Notice: Array to string conversion in /in/YAdiR on line 19 Notice: Array to string conversion in /in/YAdiR on line 19 jkl = 0