The RecursiveTreeIterator class

(PHP 5 >= 5.3.0, PHP 7)

Introduzione

Allows iterating over a RecursiveIterator to generate an ASCII graphic tree.

Sommario della classe

RecursiveTreeIterator extends RecursiveIteratorIterator implements OuterIterator {
/* Costanti ereditate */
/* Costanti */
const integer BYPASS_CURRENT = 4 ;
const integer BYPASS_KEY = 8 ;
const integer PREFIX_LEFT = 0 ;
const integer PREFIX_MID_HAS_NEXT = 1 ;
const integer PREFIX_MID_LAST = 2 ;
const integer PREFIX_END_HAS_NEXT = 3 ;
const integer PREFIX_END_LAST = 4 ;
const integer PREFIX_RIGHT = 5 ;
/* Metodi */
public beginChildren ( void ) : void
public callHasChildren ( void ) : bool
public __construct ( RecursiveIterator|IteratorAggregate $it [, int $flags = RecursiveTreeIterator::BYPASS_KEY [, int $cit_flags = CachingIterator::CATCH_GET_CHILD [, int $mode = RecursiveIteratorIterator::SELF_FIRST ]]] )
public current ( void ) : string
public endChildren ( void ) : void
public endIteration ( void ) : void
public getEntry ( void ) : string
public getPostfix ( void ) : string
public getPrefix ( void ) : string
public key ( void ) : string
public next ( void ) : void
public nextElement ( void ) : void
public rewind ( void ) : void
public setPostfix ( string $postfix ) : void
public setPrefixPart ( int $part , string $value ) : void
public valid ( void ) : bool
/* Metodi ereditati */
public RecursiveIteratorIterator::__construct ( Traversable $iterator [, int $mode = RecursiveIteratorIterator::LEAVES_ONLY [, int $flags = 0 ]] )
public RecursiveIteratorIterator::next ( void ) : void
public RecursiveIteratorIterator::rewind ( void ) : void
public RecursiveIteratorIterator::setMaxDepth ([ int $max_depth = -1 ] ) : void
public RecursiveIteratorIterator::valid ( void ) : bool
}

Costanti predefinite

RecursiveTreeIterator::BYPASS_CURRENT

RecursiveTreeIterator::BYPASS_KEY

RecursiveTreeIterator::PREFIX_LEFT

RecursiveTreeIterator::PREFIX_MID_HAS_NEXT

RecursiveTreeIterator::PREFIX_MID_LAST

RecursiveTreeIterator::PREFIX_END_HAS_NEXT

RecursiveTreeIterator::PREFIX_END_LAST

RecursiveTreeIterator::PREFIX_RIGHT

Indice dei contenuti

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User Contributed Notes 1 note

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10
matthieu88160
2 years ago
$it = new RecursiveArrayIterator(array(1, 2, array(3, 4, array(5, 6, 7), 8), 9, 10));
$tit = new RecursiveTreeIterator($it);

foreach( $tit as $key => $value ){
    echo $value . PHP_EOL;
}

/* Will output

|-1
|-2
|-Array
| |-3
| |-4
| |-Array
| | |-5
| | |-6
| | \-7
| \-8
|-9
\-10

*/
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