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