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run code in 150+ php & hhvm versions
Bugs & Features
<?php print MYSQL_OPT_CONNECT_TIMEOUT;
Output for 4.3.0 - 5.6.21, hhvm-3.12.0, 7.0.0 - 7.1.0
Notice: Use of undefined constant MYSQL_OPT_CONNECT_TIMEOUT - assumed 'MYSQL_OPT_CONNECT_TIMEOUT' in /in/dEYkX on line 2 MYSQL_OPT_CONNECT_TIMEOUT
Output for hhvm-3.10.0

Process exited with code 153.