The ArrayIterator::__construct() function is an inbuilt function in PHP which is used to construct an ArrayIterator.
Syntax:
public ArrayIterator::__construct( mixed $array, int $flags = 0 )
Parameters: This function accepts two parameters as mentioned above and described below:
- $array: This parameter holds the array or array of object iterator.
- $flag: This parameter holds the flat to control the behavior of the ArrayIterator object.
Return Value: This function returns the ArrayIterator object.
Below programs illustrate the ArrayIterator::__construct() function in PHP:
Program 1:
php
<?php // Declare an ArrayIterator$arrItr = new ArrayIterator( array('G', 'e', 'e', 'k', 's', 'f', 'o', 'r'), ArrayIterator::ARRAY_AS_PROPS);// Display the elementswhile($arrItr->valid()) { echo $arrItr->current(); $arrItr->next();} ?> |
Output:
Geeksfor
Program 2:
php
<?php // Declare an ArrayIterator$arrItr = new ArrayIterator( array("Geeks", "for", "Geeks"), ArrayIterator::STD_PROP_LIST); // Display the elementsforeach ($arrItr as $key => $val) { echo $key . " => " . $val . "\n";} ?> |
Output:
0 => Geeks 1 => for 2 => Geeks
Reference: https://www.php.net/manual/en/arrayiterator.construct.php
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