<?php
/**
* Example : rewind();
*/
$arr = new SplFixedArray(5);
$a = $arr->key(); //Zero'th index
var_dump($a);
echo "<br>";
$arr->next(); // Shift to first index
$a = $arr->key();
var_dump($a);
echo "<br>";
$arr->next(); // Shift to second index
$a = $arr->key();
var_dump($a);
echo "<br>";
$arr->next(); // Shift to third index
$a = $arr->key();
var_dump($a);
echo "<br>";
?>
The above example will output:
int(0)
int(1)
int(2)
int(3)