MultipleIterator::__construct

MultipleIterator::__construct

(PHP 5 >= 5.3.0, PHP 7)

MultipleIterator::__construct — Constructs 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

• Flag Constants

• MultipleIterator::valid() - Checks the validity of sub iterators

← MultipleIterator::attachIterator

MultipleIterator::containsIterator →

 © 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

https://secure.php.net/manual/en/multipleiterator.construct.php