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run code in 150+ php & hhvm versions
Bugs & Features
<?php function fact($i) { if ($i === 5) { // our base case return 1; } else { return fact($i--); // <--calling itself. } } $i = 5; echo fact($i);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
1