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<?php function filter($val) { var_dump(filter_var($val, FILTER_VALIDATE_INT)); } filter(0); filter(''); filter('0'); filter('01'); filter('10'); filter(array()); filter(array(1)); filter(0.2); filter('0.2');
Output for git.master, git.master_jit, rfc.property-hooks
int(0) bool(false) int(0) bool(false) int(10) bool(false) bool(false) bool(false) bool(false)

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