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<?php $a = array(1,2,3,4,5); function arrayFlip($a) { $b = array_flip($a); var_dump(isset($a[1])); } function inArray($a) { var_dump(in_array(1,$a)); } arrayFlip($a); inArray($a);
Output for git.master, git.master_jit, rfc.property-hooks
bool(true) bool(true)

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