用php oracle实现分页的示例程序
时间:2007-02-17 来源:PHP爱好者
<HTML>
<body>
<?
include "/maya/inc/dbconn.PHP";
$sql="select max(rownum) from xqhtest where id<50";
$stmt=ociparse($gConn,$sql);
ociexecute($stmt);
ocifetch($stmt);
$rowcount=ociresult($stmt,1);
ocifreestatement($stmt);
echo("共有".$rowcount."条记录<br>n");
$recordperpage=15; //每页显示多少条记录
$pages=ceil($rowcount/$recordperpage); //总页数
echo("共有".$pages."页<br>n");
?>
<table border=0><tr><td>id</td><td>name</td></tr>
<?
//判断偏移量参数是否传递给了脚本,如果没有就使用默认值0
if (empty($offset))
{
$offset=1;
}
$currentpage=ceil($offset/$recordperpage); //显示当前页
echo("当前页:".$currentpage."<br>n");
$endset=$offset $recordperpage;
$stmt2=ociparse($gConn,"select rownum,id,name from xqhtest where id<50 and rownum<".$endset." minus select rownum,id,name from xqhtest where id<50 and rownum<".$offset);
//echo "select id,name from xqhtest where rownum<".$endset." minus select id,name from xqhtest where rownum<".$offset."<br>n";
ociexecute($stmt2);
//可以是任何sql语句,但select后面一定要有rownum,这是oracle特有的!
while (ocifetch($stmt2))
{
echo("<tr><td>".ociresult($stmt2,"ID")."</td><td>".ociresult($stmt2,"NAME")."</td></tr>n");
//换成你用于显示返回记录的代码
}
//要写出到所有页面的链接
print "</table><br><br>";
for ($i=1; $i <= $pages; $i )
{
$newoffset=($recordperpage*($i-1)) 1;
print "<a href=../../"$PHP_SELF?offset=$newoffset">$i</a> n";
}
print "<br>";
$nextoffset=$recordperpage*$currentpage 1;
$prevoffset=$recordperpage*($currentpage-2) 1;
//判断是否需要上一页连接
if (($currentpage>1) && ($currentpage<=$pages))
{
print "<a href=../../"$PHP_SELF?offset=$prevoffset">上一页</a> n";
}
//判断是否需要下一页连接
if (($pages!=0) && ($currentpage<$pages))
{
print "<a href=../../"$PHP_SELF?offset=$nextoffset">下一页</a> n";
}
ocifreestatement($stmt2);
ociLOGOff($gConn);
?>
</body>
</HTML>
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<body>
<?
include "/maya/inc/dbconn.PHP";
$sql="select max(rownum) from xqhtest where id<50";
$stmt=ociparse($gConn,$sql);
ociexecute($stmt);
ocifetch($stmt);
$rowcount=ociresult($stmt,1);
ocifreestatement($stmt);
echo("共有".$rowcount."条记录<br>n");
$recordperpage=15; //每页显示多少条记录
$pages=ceil($rowcount/$recordperpage); //总页数
echo("共有".$pages."页<br>n");
?>
<table border=0><tr><td>id</td><td>name</td></tr>
<?
//判断偏移量参数是否传递给了脚本,如果没有就使用默认值0
if (empty($offset))
{
$offset=1;
}
$currentpage=ceil($offset/$recordperpage); //显示当前页
echo("当前页:".$currentpage."<br>n");
$endset=$offset $recordperpage;
$stmt2=ociparse($gConn,"select rownum,id,name from xqhtest where id<50 and rownum<".$endset." minus select rownum,id,name from xqhtest where id<50 and rownum<".$offset);
//echo "select id,name from xqhtest where rownum<".$endset." minus select id,name from xqhtest where rownum<".$offset."<br>n";
ociexecute($stmt2);
//可以是任何sql语句,但select后面一定要有rownum,这是oracle特有的!
while (ocifetch($stmt2))
{
echo("<tr><td>".ociresult($stmt2,"ID")."</td><td>".ociresult($stmt2,"NAME")."</td></tr>n");
//换成你用于显示返回记录的代码
}
//要写出到所有页面的链接
print "</table><br><br>";
for ($i=1; $i <= $pages; $i )
{
$newoffset=($recordperpage*($i-1)) 1;
print "<a href=../../"$PHP_SELF?offset=$newoffset">$i</a> n";
}
print "<br>";
$nextoffset=$recordperpage*$currentpage 1;
$prevoffset=$recordperpage*($currentpage-2) 1;
//判断是否需要上一页连接
if (($currentpage>1) && ($currentpage<=$pages))
{
print "<a href=../../"$PHP_SELF?offset=$prevoffset">上一页</a> n";
}
//判断是否需要下一页连接
if (($pages!=0) && ($currentpage<$pages))
{
print "<a href=../../"$PHP_SELF?offset=$nextoffset">下一页</a> n";
}
ocifreestatement($stmt2);
ociLOGOff($gConn);
?>
</body>
</HTML>
非常全面的一个php技术网站,php 爱好者站 http://www.phpfans.net 有相当丰富的文章和源代码.
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