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<?php $a = new ArrayIterator(range('a', 'z')); echo $a->next(), PHP_EOL, $a->current(), PHP_EOL; $a->offsetUnset($a->key()); echo $a->current(), PHP_EOL, $a->key();;
Output for 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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
b c 2
Output for 5.6.0 - 5.6.26
b a 0
preferences:
100.64 ms | 401 KiB | 190 Q