- var_dump: documentation ( source)
- explode: documentation ( source)
- next: documentation ( source)
- current: documentation ( source)
<?php
$arr = array(4, 'a' => 1, 'b' => 2, 'c' => 3);
next($arr);
var_dump(current($arr));
$first = explode($arr);
var_dump($first);
var_dump(current($arr));