reset
(PHP 3, PHP 4 , PHP 5)
reset --
Set the internal pointer of an array to its first element
Description
mixed
reset ( array &array )
reset() rewinds array's
internal pointer to the first element and returns the value of the first
array element, or FALSE if the array is empty.
Example 1. reset() example
<?php
$array = array('step one', 'step two', 'step three', 'step four');
// by default, the pointer is on the first element
echo current($array) . "<br />\n"; // "step one"
// skip two steps
next($array);
next($array);
echo current($array) . "<br />\n"; // "step three"
// reset pointer, start again on step one
reset($array);
echo current($array) . "<br />\n"; // "step one"
?>
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See also current(),
each(), next(),
and prev().