IMPRESS dotted_line CONTACT dotted_line search dotted_line Kontakt dotted_line sitemap dotted_line print
163 PHP-Resource users online

Switch to another languags Deutsch aktuelle Sprache Englisch

- Ad -
php-resource

PHP Manual

Advance the internal array pointer of an array

next

(PHP 4, PHP 5, PECL axis2:0.1.0-0.1.1 xmlreader:1.0-1.0.1)

next — Advance the internal array pointer of an array

Description

mixed next ( array &$array )

Returns the array value in the next place that's pointed to by the internal array pointer, or FALSE if there are no more elements.

next() behaves like current(), with one difference. It advances the internal array pointer one place forward before returning the element value. That means it returns the next array value and advances the internal array pointer by one. If advancing the internal array pointer results in going beyond the end of the element list, next() returns FALSE.

Warning

This function may return Boolean FALSE, but may also return a non-Boolean value which evaluates to FALSE, such as 0 or "". Please read the section on Booleans for more information. Use the === operator for testing the return value of this function.

Note: You won't be able to distinguish the end of an array from a boolean FALSE element. To properly traverse an array which may contain FALSE elements, see the each() function.

Example#1 Example use of next() and friends

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

See also current(), end(), prev(), reset(), and each().



Comments to the PHP manual
Write new comment
 

 
PHP-Index
  1. Introduction
  2. Installation and Configuration
  3. Language reference
  4. Security
  5. Features
  6. Function reference
  7. PHP and zend engine internal
  8. FAQ: Frequently Asked Questions
  9. Appendices



 

New Tutorial entries

Joomla! Starterhilfe

Dieses Tutorial begleitet Sie bei dem Einstieg in die Welt von dem CMS Joomla!.

werninator | Category: MySQL
Objektorientiertes Programmieren

Dieses Tutorial beschreibt sehr gut die Wirkunsweise von objektorientiertes Programmieren. Also bestens geeignet um das objektorientierte Programmieren zu verstehen.

phpsven | Category: PHP
Tutorials zu Facebook Anwendungen mit PHP

In mehreren Tutorials wird der Zugriff auf Facebook Daten mittels Graph API, FQL und REST API erklärt. Alle Codebeispiele liegen zum Ausprobieren in einem SVN, bzw. github Repository bereit.

abouttheweb | Category: PHP