reset
(PHP 4, PHP 5)
reset — Set the internal pointer of an array to its first element
Description
reset() rewinds array's internal pointer to the first element and returns the value of the first array element.
Parameters
- array
-
The input array.
Return Values
Returns the value of the first array element, or FALSE if the array is empty.
Examples
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"
?>
See Also
- current() - Return the current element in an array
- each() - Return the current key and value pair from an array and advance the array cursor
- end() - Set the internal pointer of an array to its last element
- next() - Advance the internal array pointer of an array
- prev() - Rewind the internal array pointer