PHP 8.1.0 RC 4 available for testing

MultipleIterator::__construct

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

MultipleIterator::__construct新しい MultipleIterator を作成する

説明

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

新しい MultipleIterator を作成します。

パラメータ

flags

設定するフラグ。 フラグ定数 を参照ください。

  • MultipleIterator::MIT_NEED_ALL あるいは MultipleIterator::MIT_NEED_ANY
  • MultipleIterator::MIT_KEYS_NUMERIC あるいは MultipleIterator::MIT_KEYS_ASSOC

デフォルトは MultipleIterator::MIT_NEED_ALL|MultipleIterator::MIT_KEYS_NUMERIC です。

返り値

値を返しません。

例1 MultipleIterator の反復処理

<?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);
}
?>

$flags = MIT_NEED_ALL|MIT_KEYS_NUMERIC の場合の出力

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

$flags = MIT_NEED_ANY|MIT_KEYS_NUMERIC の場合の出力

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

$flags = MIT_NEED_ALL|MIT_KEYS_ASSOC の場合の出力

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

$flags = MIT_NEED_ANY|MIT_KEYS_ASSOC の場合の出力

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

参考

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