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The CachingIterator class

Contents

(PHP 5, PHP 7)

Introduction

This object supports cached iteration over another iterator.

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Class synopsis

CachingIterator extends IteratorIterator implements OuterIterator , ArrayAccess , Countable {
/* Constants */
const integer CALL_TOSTRING = 1 ;
const integer CATCH_GET_CHILD = 16 ;
const integer TOSTRING_USE_KEY = 2 ;
const integer TOSTRING_USE_CURRENT = 4 ;
const integer TOSTRING_USE_INNER = 8 ;
const integer FULL_CACHE = 256 ;
/* Methods */
public __construct ( Iterator $iterator [, int $flags = self::CALL_TOSTRING ] )
public count ( void ) : int
public current ( void ) : mixed
public getCache ( void ) : array
public getFlags ( void ) : int
public getInnerIterator ( void ) : Iterator
public hasNext ( void ) : void
public key ( void ) : scalar
public next ( void ) : void
public offsetExists ( mixed $index ) : void
public offsetGet ( string $index ) : void
public offsetSet ( mixed $index , mixed $newval ) : void
public offsetUnset ( string $index ) : void
public rewind ( void ) : void
public setFlags ( int $flags ) : void
public __toString ( void ) : void
public valid ( void ) : void
}

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Predefined Constants

CachingIterator::CALL_TOSTRING

Convert every element to string.

CachingIterator::CATCH_GET_CHILD

Don't throw exception in accessing children.

CachingIterator::TOSTRING_USE_KEY

Use key for conversion to string.

CachingIterator::TOSTRING_USE_CURRENT

Use current for conversion to string.

CachingIterator::TOSTRING_USE_INNER

Use inner for conversion to string.

CachingIterator::FULL_CACHE

Cache all read data.

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Document created the 30/01/2003, last modified the 26/10/2018
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References

  1. View the html document Language of the document:fr Manuel PHP : http://php.net

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