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PHP 读取文本文件内容并分页显示

2016-01-04 09:13作者:fang

功能很简单,只是使用 PHP 读取文本(TXT)文件 并分页显示

<?php //----------------you should save this file as m.php----------------

session_start();

if (empty($page)) {$page=1;}

if (isset($_GET['page'])==TRUE) {$page=$_GET['page']; }

?>

<html>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />

<title>Read Result</title>

<style type="text/css">

<!--

.STYLE1 {font-size: 12px}

.STYLE2 {font-size: 18px}

-->

</style>

</head>

<body>

<table width="100%" bgcolor="#CCCCCC">

<tr>

<td >

<?php

if($page){

$counter=file_get_contents("example.txt"); //-------read the file into a string.-------

$length=strlen($counter);

$page_count=ceil($length/5000);

function msubstr($str,$start,$len){

$strlength=$start+$len;

$tmpstr="";

for($i=0;$i<$strlength;$i++) {

if(ord(substr($str,$i,1))==0x0a) {

$tmpstr.='<br />';

}

if(ord(substr($str,$i,1))>0xa0) {

$tmpstr.=substr($str,$i,2);

$i++;

}

else{

$tmpstr.=substr($str,$i,1); }

}

return $tmpstr;

}

//--------------------------截取中文字符串--------------------------

$c=msubstr($counter,0,($page-1)*5000);

$c1=msubstr($counter,0,$page*5000);

echo substr($c1,strlen($c),strlen($c1)-strlen($c));

}?>

</td>

</tr>

</table>

<table width="100%" bgcolor="#cccccc">

<tr>

<td width="42%" align="center" valign="middle"><span class="STYLE1"> <?php echo $page;?> / <?php echo $page_count;?> 页 </span></td>

<td width="58%" height="28" align="left" valign="middle">

<span class="STYLE1">

<?php

echo "<a href=m.php?page=1>首页</a> ";

if($page!=1){

echo "<a href=m.php?page=".($page-1).">上一页</a> ";

}

if($page<$page_count){

echo "<a href=m.php?page=".($page+1).">下一页</a> ";

}

echo "<a href=m.php?page=".$page_count.">尾页</a>";

?>

</span> </td>

</tr>

</table>

</body>

</html>

以上就是本文的内容,希望对大家有所帮助

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