use 'CachingIterator::TOSTRING_USE_INNER' flag
<?php
class A extends ArrayIterator {
public function __toString(){
return 'toString this class';
}
}
$iterator = new A(array('apple'=>10, 'banana'=>20, 'cat'=>30));
$cache = new CachingIterator($iterator, CachingIterator::TOSTRING_USE_INNER);
$cache->next();
$cache->next();
echo $cache;
/*
output:
toString this class
*/
?>
CachingIterator::getFlags
(PHP 5 >= 5.2.0, PHP 7)
CachingIterator::getFlags — Get flags used
설명
public int CachingIterator::getFlags
( void
)
Warning
이 함수는 현재 문서화 되어있지 않습니다; 인수 목록만을 제공합니다.
Get the bitmask of the flags used for this CachingIterator instance.
인수
이 함수는 인수가 없습니다.
반환값
Description...
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User Contributed Notes 2 notes
Anonymous ¶
9 years ago
kais7mg at qq dot com ¶
9 years ago
use the 'CachingIterator::TOSTRING_USE_KEY', when echo this Object,
output current 'key';
<?php
$iterator = new ArrayIterator(array('apple'=>10, 'banana'=>20, 'cat'=>30));
$cache = new CachingIterator($iterator, CachingIterator::TOSTRING_USE_KEY);
$cache->next();
$cache->next();
echo $cache;
?>
output:
banana
