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    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。

    例

    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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