SunshinePHP Developer Conference 2015

MultipleIterator::__construct

(PHP 5 >= 5.3.0)

MultipleIterator::__constructConstructs a new MultipleIterator

Description

public MultipleIterator::__construct ([ int $flags = MultipleIterator::MIT_NEED_ALL|MultipleIterator::MIT_KEYS_NUMERIC ] )

Construct a new MultipleIterator.

Parameters

flags

The flags to set, according to the Flag Constants.

  • MultipleIterator::MIT_NEED_ALL or MultipleIterator::MIT_NEED_ANY
  • MultipleIterator::MIT_KEYS_NUMERIC or MultipleIterator::MIT_KEYS_ASSOC

Defaults to MultipleIterator::MIT_NEED_ALL|MultipleIterator::MIT_KEYS_NUMERIC.

Return Values

No value is returned.

Examples

Example #1 Iterating a MultipleIterator

<?php
$people 
= new ArrayIterator(array('John''Jane''Jack''Judy'));
$roles  = new ArrayIterator(array('Developer''Scrum Master''Project Owner'));

$team = new MultipleIterator($flags);
$team->attachIterator($people'person');
$team->attachIterator($roles'role');

foreach (
$team as $member) {
    
print_r($member);
}
?>

Output with $flags = MIT_NEED_ALL|MIT_KEYS_NUMERIC

Array
(
    [0] => John
    [1] => Developer
)
Array
(
    [0] => Jane
    [1] => Scrum Master
)
Array
(
    [0] => Jack
    [1] => Project Owner
)

Output with $flags = MIT_NEED_ANY|MIT_KEYS_NUMERIC

Array
(
    [0] => John
    [1] => Developer
)
Array
(
    [0] => Jane
    [1] => Scrum Master
)
Array
(
    [0] => Jack
    [1] => Project Owner
)
Array
(
    [0] => Judy
    [1] =>
)

Output with $flags = MIT_NEED_ALL|MIT_KEYS_ASSOC

Array
(
    [person] => John
    [role] => Developer
)
Array
(
    [person] => Jane
    [role] => Scrum Master
)
Array
(
    [person] => Jack
    [role] => Project Owner
)

Output with $flags = MIT_NEED_ANY|MIT_KEYS_ASSOC

Array
(
    [person] => John
    [role] => Developer
)
Array
(
    [person] => Jane
    [role] => Scrum Master
)
Array
(
    [person] => Jack
    [role] => Project Owner
)
Array
(
    [person] => Judy
    [role] =>
)

See Also

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