FilterIterator::accept

(PHP 5 >= 5.1.0)

FilterIterator::accept — Check whether the current element of the iterator is acceptable

설명

public abstract bool FilterIterator::accept ( void )

Returns whether the current element of the iterator is acceptable through this filter.

인수

이 함수는 인수가 없습니다.

반환값

TRUE if the current element is acceptable, otherwise FALSE.

예제

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";
}
?>

위 예제의 출력:

more than 10 characters