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PHP Function previous()


previous

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Syntax

prev ( $array );

Definition and Usage

The prev() function returns the array value in the previous place that's pointed to by the internal array pointer, or FALSE if there are no more elements.

Paramters

ParameterDescription
arrayRequired. Specifies an array

Return Value

Returns the previous element in an array.

Example

Try out following example:

<?php
$transport = array('foot', 'bike', 'car', 'plane');
$mode = current($transport); 
print "$mode <br />";
$mode = next($transport);  
print "$mode <br />";
$mode = current($transport)
print "$mode <br />";; 
$mode = prev($transport);  
print "$mode <br />";
$mode = end($transport);   
print "$mode <br />";
$mode = current($transport); 
print "$mode <br />";
?> 

This will produce following result:

foot
bike
bike
foot
plane
plane 

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