3v4l.org

run code in 300+ PHP versions simultaneously
<?php class post_parser {} $array = new post_parser; $encode = (serialize($array)); echo $encode, PHP_EOL; echo base64_encode(gzcompress($encode)), PHP_EOL, PHP_EOL, PHP_EOL;
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 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 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 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 - 8.3.7
O:11:"post_parser":0:{} eJzztzI0tFIqyC8uiS9ILCpOLVKyMrCqrgUAV/4HuA==
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
O:11:"post_parser":0:{} Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Mm0CM on line 4 PHP_EOLeJzztzI0tFIqyC8uiS9ILCpOLVKyMrCqrgUAV/4HuA== Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Mm0CM on line 5 PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Mm0CM on line 5 PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Mm0CM on line 5 PHP_EOL
preferences:
206.86 ms | 403 KiB | 317 Q