3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php for ($i=0; $i<20; $i++) { echo base64_encode(pack('S', $i*256)) . "\n"; }
based on OXEZK
Output for 4.3.0 - 7.2.0
AAA= AAE= AAI= AAM= AAQ= AAU= AAY= AAc= AAg= AAk= AAo= AAs= AAw= AA0= AA4= AA8= ABA= ABE= ABI= ABM=