reset
(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.
More info
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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
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