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<?php $removedReviewers = $addedReviewers = $madeRequired = $madeOptional = $addedRequired = array(); var_dump((int) $removedReviewers + (int) $addedReviewers); $removedReviewers = array('gnicol'); var_dump((int) $removedReviewers + (int) $addedReviewers); $madeRequired = array('bob'); $reviewerChanges = (int) $removedReviewers + (int) $addedReviewers + (int) $madeRequired + (int) $madeOptional + (int) $addedRequired; var_dump($reviewerChanges);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(0) int(1) int(2)