查询

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>

<body>




<?php
include("../Lei.class.php");
$db=new Lei();
$sqlqy="1=1";           //区域判断
if(!empty($_POST["qy"]))
{
	$attrqy=$_POST["qy"];
	$quyu=implode("','",$attrqy);
	$sqlqy=" quyu in ('{$quyu}')";
	} 
$sqlzl="2=2";
if(!empty($_POST["zl"]))
{
	$attrzl=$_POST["zl"];
	$zl=implode("','",$attrzl);
	$sqlzl=" zlleixing in ('{$zl}')";
}	

$tj=" $sqlqy and $sqlzl";

?>

<form action="fz.php" method="post">
区域<input type="checkbox" id="qy" onclick="aa()" />全选<br />
<?php	
$sql="select distinct quyu from house";  //查数据库 输出复选框
$attr=$db->Query($sql);
foreach($attr as $v)
{
	$v[0];
	echo"<input type='checkbox' class='aa' value='{$v[0]}' name='qy[]'/>{$v[0]}";
	}
echo"<br />";

?>

租赁:<input type="checkbox" id="zl" onclick="bb()" />全选<br />
<?php
$sqlzl="select distinct zlleixing from house";	//租赁类型
$attrzl=$db->Query($sqlzl);
foreach($attrzl as $b)
{
	$b[0];
	echo"<input type='checkbox' class='bb' value='{$b[0]}' name='zl[]'/>{$b[0]}";

}

?>	


<br />








<input type="submit" value="搜索" />
</form>	

<br />










<table width='100%' border='1' cellpadding='0' cellspacing='0'>
<tr>
<td>区域</td>
<td>面积</td>
<td>租金</td>
<td>租赁类型</td>
<td>房屋类型</td>
</tr>
<?php
$sql="select * from house where".$tj;
$attr=$db->Query($sql);
foreach($attr as $v)
{
	echo"<tr>
	<td>{$v[2]}</td>
	<td>{$v[3]}</td>
	<td>{$v[4]}</td>
	<td>{$v[5]}</td>
	<td>{$v[6]}</td>
	</tr>";
}
?>

<script type="text/javascript">
function aa()
{
	var a=document.getElementById("qy").checked;
	var b=document.getElementsByClassName("qy");
	
	for(var i=0; i<b.length;i++)
	{
		b[i].checked = a;
	}
}

function bb()
{
	var c=document.getElementById("zl").checked;
	var d=document.getElementsByClassName("zl");
	
	for(var i=0; i<d.length;i++)
	{
		d[i].checked = c;
		

	}
}
</script>

</body>
</html>

  

原文地址:https://www.cnblogs.com/yuchao19950412/p/5484640.html