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<?php $q = new \SplQueue(); var_dump($q->valid()); // false $q->rewind(); var_dump($q->valid()); // false $q->enqueue('a'); var_dump($q->valid()); // false var_dump($q->count()); // 1 $q->rewind(); var_dump($q->valid()); // true var_dump($q->count()); // 1
Output for 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
bool(false) bool(false) bool(false) int(1) bool(true) int(1)
preferences:
149.58 ms | 408 KiB | 5 Q