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run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(count(get_defined_vars()));
Output for 5.4.0 - 7.2.0
int(7)
Output for 5.0.0 - 5.3.29
int(16)
Output for 4.3.2 - 4.4.9
int(15)
Output for 4.3.0 - 4.3.1
int(13)