SplObjectStorage::setInfo

(PHP 5 >= 5.3.0, PHP 7)

SplObjectStorage::setInfo — Sets the data associated with the current iterator entry

说明

public SplObjectStorage::setInfo ( mixed $data ) : void

Associates data, or info, with the object currently pointed to by the iterator.

参数

data: The data to associate with the current iterator entry.

返回值

没有返回值。

范例

Example #1 SplObjectStorage::setInfo() example


<?php
$s = new SplObjectStorage();

$o1 = new StdClass;
$o2 = new StdClass;

$s->attach($o1, "d1");
$s->attach($o2, "d2");

$s->rewind();
while($s->valid()) {
    $s->setInfo("new");
    $s->next();
}
var_dump($s[$o1]);
var_dump($s[$o2]);
?>

以上例程的输出类似于：

string(3) "new"
string(3) "new"

参见

SplObjectStorage::current() - Returns the current storage entry
SplObjectStorage::rewind() - Rewind the iterator to the first storage element
SplObjectStorage::key() - Returns the index at which the iterator currently is
SplObjectStorage::next() - Move to the next entry
SplObjectStorage::valid() - Returns if the current iterator entry is valid
SplObjectStorage::getInfo() - Returns the data associated with the current iterator entry