Php/docs/splobjectstorage.next

• PHP Manual
• SplObjectStorage
• Move to the next entry

SplObjectStorage::next

(PHP 5 >= 5.1.0, PHP 7)

SplObjectStorage::next — Move to the next entry

说明

public SplObjectStorage::next ( ) : void

Moves the iterator to the next object in the storage.

参数

此函数没有参数。

返回值

没有返回值。

范例

Example #1 SplObjectStorage::next() example

<?php$s = new SplObjectStorage();$o1 = new StdClass;$o2 = new StdClass;$s->attach($o1, "d1");$s->attach($o2, "d2");$s->rewind();while($s->valid()) {    $index  = $s->key();    $object = $s->current(); // similar to current($s)    var_dump($index);    var_dump($object);    $s->next();}?>

以上例程的输出类似于：

int(0)
object(stdClass)#2 (0) {
}
int(1)
object(stdClass)#3 (0) {
}

参见

• SPLObjectStorage::rewind() - Rewind the iterator to the first storage element