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<?php $a = 51.4; var_dump($a); var_dump(intval(4.2)); var_dump(intval(4.8));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
float(51.4) int(4) int(4)