<?php
/**
* Array Pagination Function.
* By Sergey Gurevich.
*
* Input:
* 1 - Target Array.
* 2 - Page Number.
* 3 - Link prefix (example: "?page=").
* 4 - Link suffix.
* 5 - Results per page.
* 6 - Number of pages displayed in the page link panel.
*
* Output:
* - $output['panel'] - Link Panel HTML source.
* - $output['offset'] - Current page number.
* - $output['limit'] - Number of resuts per page.
* - $output['array'] = - Array of current page results.
*
* Will return FALSE if no pagination was done.
*/
function pagination_array($array, $page = 1, $link_prefix = false, $link_suffix = false, $limit_page =5, $limit_number = 5)
{
if (empty($page) or !$limit_page) $page = 1;
$num_rows = count($array);
if (!$num_rows or $limit_page >= $num_rows) return false;
$num_pages = ceil($num_rows / $limit_page);
$page_offset = ($page - 1) * $limit_page;
//Calculating the first number to show.
if ($limit_number)
{
$limit_number_start = $page - ceil($limit_number / 2);
$limit_number_end = ceil($page + $limit_number / 2) - 1;
if ($limit_number_start < 1) $limit_number_start = 1;
//In case if the current page is at the beginning.
$dif = ($limit_number_end - $limit_number_start);
if ($dif < $limit_number) $limit_number_end = $limit_number_end + ($limit_number - ($dif + 1));
if ($limit_number_end > $num_pages) $limit_number_end = $num_pages;
//In case if the current page is at the ending.
$dif = ($limit_number_end - $limit_number_start);
if ($limit_number_start < 1) $limit_number_start = 1;
}
else
{
$limit_number_start = 1;
$limit_number_end = $num_pages;
}
//Generating page links.
for ($i = $limit_number_start; $i <= $limit_number_end; $i++)
{
$page_cur = "<a href='$link_prefix$i$link_suffix'>$i</a>";
if ($page == $i) $page_cur = "<b>$i</b>";
else $page_cur = "<a href='$link_prefix$i$link_suffix'>$i</a>";
$panel .= " <span>$page_cur</span>";
}
$panel = trim($panel);
//Navigation arrows.
if ($limit_number_start > 1) $panel = "<b><a href='$link_prefix".(1)."$link_suffix'><<</a> <a href='$link_prefix".($page - 1)."$link_suffix'><</a></b> $panel";
if ($limit_number_end < $num_pages) $panel = "$panel <b><a href='$link_prefix".($page + 1)."$link_suffix'>></a> <a href='$link_prefix$num_pages$link_suffix'>>></a></b>";
$output['panel'] = $panel; //Panel HTML source.
$output['offset'] = $page_offset; //Current page number.
$output['limit'] = $limit_page; //Number of resuts per page.
$output['array'] = array_slice($array, $page_offset, $limit_page, true); //Array of current page results.
return $output;
}
?>
<?php
for ($i = 1; $i <= 100; $i++)
{
$array[] = "Result #$i";
}
//Getting currect page.
$page = $_GET['page'];
//Applying pagination.
$pagination = pagination_array($array, $page, "?page=");
//Page link panel.
echo $pagination['panel'];
//Displayed page results.
echo '<pre>';
print_r($pagination['array']);
//Page link panel.
echo $pagination['panel'];
echo "<br/>";
echo $pagination['offset'];
foreach($pagination['array'] as $val) {
echo "<br>V : ".$val;
}
?>
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http://www.codehive.net/PHP-Array-Pagination-10.html#comments_table
