PHP prev() Function

Definition and Usage

The prev() function moves the internal pointer to, and outputs, the previous element in the array.
This function returns the value of the previous element in the array on success, or FALSE if there are no more elements.

Syntax

prev(array)

Parameter	Description
array	Required. Specifies the array to use

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Tips and Notes

Note: This function returns FALSE on empty elements or elements with no value.

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Example

<?php
$people = array("Peter", "Joe", "Glenn", "Cleveland");

echo current($people) . "<br />";
echo next($people) . "<br />";
echo prev($people);
?> 

 

OUTPUT :

Peter
Joe
Peter