PHP | ArrayIterator seek() Function
Last Updated :
21 Nov, 2019
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The ArrayIterator::seek() function is an inbuilt function in PHP which is used to seek the position of an array iterator.
Syntax:
php
php
void ArrayIterator::seek( int $position )Parameters: This function accepts single parameter $position which holds the position to seek. Return Value: This function does not return any value. Below programs illustrate the ArrayIterator::seek() function in PHP: Program 1:
<?php
// Declare an ArrayIterator
$arrItr = new ArrayIterator(
array(
"a" => 4,
"b" => 2,
"g" => 8,
"d" => 6,
"e" => 1,
"f" => 9
)
);
// Seek the position
$arrItr->seek(5);
// Display the element
echo $arrItr->current();
?>
<?php// Declare an ArrayIterator$arrItr = new ArrayIterator( array( "a" => 4, "b" => 2, "g" => 8, "d" => 6, "e" => 1, "f" => 9 ));// Seek the position$arrItr->seek(5); // Display the elementecho $arrItr->current();?>
Output:
Program 2:
9
<?php
// Declare an ArrayIterator
$arrItr = new ArrayIterator(
array(
"b" => "for",
"a" => "Geeks",
"e" => "Science",
"c" => "Geeks",
"f" => "Portal",
"d" => "Computer"
)
);
// Check the validity of ArrayIterator
if($arrItr->valid()) {
// Seek the position
$arrItr->seek(3);
// Display the element
echo $arrItr->current();
}
?>
<?php // Declare an ArrayIterator$arrItr = new ArrayIterator( array( "b" => "for", "a" => "Geeks", "e" => "Science", "c" => "Geeks", "f" => "Portal", "d" => "Computer" )); // Check the validity of ArrayIteratorif($arrItr->valid()) { // Seek the position $arrItr->seek(3); // Display the element echo $arrItr->current();}?>
Output:
Reference: https://www.php.net/manual/en/arrayiterator.seek.php
Geeks
