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<?php $iteratorx = IntlCodePointBreakIterator::createCodePointInstance(); $iteratorx->setText("abc"); $iterator = $iteratorx->getPartsIterator(); $iterator->rewind(); $iterator->next(); $iteratorx->previous(); // previous works $iterator->next(); $iterator->next(); echo $iterator->current() . "\n"; // c... all fine $iterator->next(); // no more code points, so it's invalid var_dump($iterator->valid()); // false var_dump($iterator->current()); // prints weird stuff... whatever... $iteratorx->previous(); // cannot go back var_dump($iterator->valid()); // broken var_dump($iterator->current()); // broken
Output for git.master, git.master_jit, rfc.property-hooks
c bool(false) UNKNOWN:0 bool(false) UNKNOWN:0

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