3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php if (phpversion() != '7.0.0') { die; } $ids = []; for($i=0; $i<500; $i++) { $time = time(); $randomString1 = bin2hex(random_bytes(20)); $randomString2 = bin2hex(random_bytes(10)); $ids[] = md5($time.$randomString1.$randomString2); } var_dump( arsort( array_count_values($ids) ) );
based on Mh1XX
Output for 5.5.0 - 5.6.28, 7.0.1 - 7.2.0
Output for 7.0.0
Notice: Only variables should be passed by reference in /in/WfEtP on line 17 bool(true)