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php中文网手册 发布
(PHP 5 >= 5.3.0)
MultipleIterator::__construct — Constructs a new MultipleIterator
$flags = MultipleIterator::MIT_NEED_ALL|MultipleIterator::MIT_KEYS_NUMERIC
] )Construct a new MultipleIterator.
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 .
没有返回值。
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] =>
)