3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fp = tmpfile(); fwrite($fp, "\0"); rewind($fp); var_dump(fgetcsv($fp));
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(1) { [0]=> string(1) "" }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
Warning: Wrong parameter count for fgetcsv() in /in/QMaJd on line 5 NULL
preferences:
283.49 ms | 402 KiB | 343 Q