PHP Unconference Europe 2015

SplObjectStorage::valid

(PHP 5 >= 5.1.0)

SplObjectStorage::validReturns if the current iterator entry is valid

Description

public bool SplObjectStorage::valid ( void )

Returns if the current iterator entry is valid.

Parameters

This function has no parameters.

Return Values

Returns TRUE if the iterator entry is valid, FALSE otherwise.

Examples

Example #1 SplObjectStorage::valid() example

<?php
$s 
= new SplObjectStorage();

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

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

$s->rewind();
while(
$s->valid()) {
    echo 
$s->key()."\n";
    
$s->next();
}
?>

The above example will output something similar to:

0
1

See Also

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