FilterIteratorFilterIterator::accept
(PHP 5 >= 5.1.0)
FilterIterator::accept — Check whether the current element of the iterator is acceptable
Descrierea
abstract
bool FilterIterator::accept
( void
)
Returns whether the current element of the iterator is acceptable through this filter.
Parametri
Această funcţie nu are parametri.
Valorile întroarse
TRUE if the current element is acceptable, otherwise FALSE.
Exemple
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";
}
?>
Exemplul de mai sus va afişa:
more than 10 characters
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