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<?php $a = true; $b = false; $arr = array(); $arr[] = 'asd'; echo $arr ? 'true' : 'false'; echo "errors: " . var_dump($arr); ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
truearray(1) { [0]=> string(3) "asd" } errors: