The ArrayIterator::seek() function is an inbuilt function in PHP which is used to seek the position of an array iterator.
Syntax:
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(); ?> |
Output:
9
Program 2:
<?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(); } ?> |
Output:
Geeks
Reference: https://www.php.net/manual/en/arrayiterator.seek.php
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