我想在我的'scandir'php代码中添加分页,请帮助我如何在我的php代码中添加分页
这是我的代码
<?
// image extensions
$extensions = array('3gp', 'mp4', 'png', 'gif', 'bmp');
// init result
$result = array();
// directory to scan
$directory = new DirectoryIterator('files/'.$_GET['dir'].'');
// iterate
foreach ($directory as $fileinfo) {
// must be a file
if ($fileinfo->isFile()) {
// file extension
$extension = strtolower(pathinfo($fileinfo->getFilename(), PATHINFO_EXTENSION));
// check if extension match
if (in_array($extension, $extensions)) {
// add to result
$result[] = $fileinfo->getFilename();
}
}
}
// print result
foreach($result as $files)
{
echo "<div class='fl odd".(++$j%2==0 ? "2" : "")."'>";
echo '<a class="fileName" href="file.php?file=files/'.$_GET['dir'].'/'.$files.'"><div><div><img src="thumb.php?dir=files/'.$_GET['dir'].'/'.$files.'" width="80" height="80" alt="'.$files.'" /></div><div>'.$files.'<br/><span>[Size : 32.74Mb]</span><br/></div></div></a></div>';}
现在,请向我解释如何在此代码中添加分页(页面),我希望每页显示10个结果。
试试这个例子:
假设我们有index.php文件
$perpage = 10;
$page = (int)$_GET['page'];
if(!($page>0)) $page = 1;
$offset = ($page-1)*$perpage;
$extensions = array('3gp', 'mp4', 'png', 'gif', 'bmp');
$files = glob('files/'.$_GET['dir'].'/*.'.'{'.implode(',', $extensions).'}', GLOB_BRACE);
$total_files = sizeof($files);
$total_pages = ceil($total_files/$perpage);
$files = array_slice($files, $offset, $perpage);
?>
<div>
SHOWING: <?=$offset?>-<?=($offset+$perpage)?> of <?=$total_files?> files
</div>
<?php foreach($files AS $file) : ?>
<a class="fileName" href="file.php?file=files/<?=$_GET['dir']?>/<?=basename($file)?>">
<?=basename($file)?>
</a>
<?php endforeach; ?>
<a class="page" href="index.php?dir=<?=$_GET['dir']?>&page=<?=(($page-1>1)?($page-1):1)?>">
<<
</a>
<?php for($p=1; $p<=$total_pages; $p++) : ?>
<a class="page" href="index.php?dir=<?=$_GET['dir']?>&page=<?=$p?>">
<?=$p?>
</a>
<?php endfor; ?>
<a class="page" href="index.php?dir=<?=$_GET['dir']?>&page=<?=(($page+1>$total_pages)?$total_pages:($page+1)?>">
>>
</a>
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