使用 PHP 读取文本(TXT)文件并分页显示

时间:2014-07-22 14:52来源: 作者: 点击: 次

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<无详细内容>

<?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>