FilterIterator::accept
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
FilterIterator::accept — Check whether the current element of the iterator is acceptable
Descrizione
Returns whether the current element of the iterator is acceptable through this filter.
Elenco dei parametri
Questa funzione non contiene parametri.
Valori restituiti
true if the current element is acceptable, otherwise false.
Esempi
Example #1 FilterIterator::accept() example
<?php
// This iterator filters all values with less than 10 characters
class LengthFilterIterator extends FilterIterator {
public function accept() {
// Only accept strings with a length of 10 and greater
return strlen(parent::current()) >= 10;
}
}
$arrayIterator = new ArrayIterator(array('test1', 'more than 10 characters'));
$lengthFilter = new LengthFilterIterator($arrayIterator);
foreach ($lengthFilter as $value) {
echo $value . "\n";
}
?>Il precedente esempio visualizzerà:
more than 10 characters
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