租房子示例
<!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>無标題文檔</title>
</head>
<body>
<h1>租房子</h1>
<?php
require_once "./2018.1.18/1.php";
$db = new DBDA();
$tj1 = " 1=1 ";
$tj2 = " 1=1 ";
$tj3 = " 1=1 ";
$tj4 = " 1=1 ";
$arr1 = array();
if(!empty($_POST["qy"])){
// area in (\'\',\'\',\'\',\'\')
$arr1 = $_POST["qy"];
$str = implode("\',\'",$arr1);
$tj1 = " area in (\'{$str}\') ";
}
$arr2 = array();
if(!empty($_POST["zl"])){
// area in (\'\',\'\',\'\',\'\')
$arr2 = $_POST["zl"];
$str = implode("\',\'",$arr2);
$tj2 = " renttype in (\'{$str}\') ";
}
$arr3 = array();
if(!empty($_POST["fw"])){
// area in (\'\',\'\',\'\',\'\')
$arr3 = $_POST["fw"];
$str = implode("\',\'",$arr3);
$tj3 = " housetype in (\'{$str}\') ";
}
$key = "";
if(!empty($_POST["key"])){
$key = $_POST["key"];
$tj4 = " keyword like \'%{$key}%\' ";
}
?>
<form action="main.php" method="post">
<div>
區域：<input type="checkbox" id="qy" />全選<br />
<?php
$sqlqy = "select distinct area from house";
$arrqy = $db->query($sqlqy);
foreach($arrqy as $v){
if(in_array($v[0],$arr1)){
echo "<input class=\'qy\' type=\'checkbox\' name=\'qy[]\' value=\'{$v[0]}\' checked=\'checked\' />{$v[0]} ";
}else{
echo "<input class=\'qy\' type=\'checkbox\' name=\'qy[]\' value=\'{$v[0]}\' />{$v[0]} ";
}
}
?>
</div>
<br />
<div>
租賃類型：<input type="checkbox" id="zl" />全選<br />
<?php
$sqlzl = "select distinct renttype from house";
$arrzl = $db->query($sqlzl);
foreach($arrzl as $v){
if(in_array($v[0],$arr2)){
echo "<input class=\'zl\' type=\'checkbox\' name=\'zl[]\' value=\'{$v[0]}\' checked=\'checked\' />{$v[0]} ";
}else{
echo "<input class=\'zl\' type=\'checkbox\' name=\'zl[]\' value=\'{$v[0]}\' />{$v[0]} ";
}
}
?>
</div>
<br />
<div>
房屋類型：<input type="checkbox" id="fw" />全選<br />
<?php
$sqlfw = "select distinct housetype from house";
$arrfw = $db->query($sqlfw);
foreach($arrfw as $v){
if(in_array($v[0],$arr3)){
echo "<input class=\'fw\' type=\'checkbox\' name=\'fw[]\' value=\'{$v[0]}\' checked=\'checked\' />{$v[0]} ";
}else{
echo "<input class=\'fw\' type=\'checkbox\' name=\'fw[]\' value=\'{$v[0]}\' />{$v[0]} ";
}
}
?>
</div>
<br />
<div>
關鍵字：<input type="text" name="key" value=\'<?php echo $key; ?>\' />
</div>
<br />
<div>
<input type="submit" value="搜尋" />
</div>
<br />
</form>
<table width="100%" border="1" cellpadding="0" cellspacing="0">
<tr>
<td>關鍵字</td>
<td>區域</td>
<td>建築面積</td>
<td>租金</td>
<td>租賃類型</td>
<td>房屋類型</td>
</tr>
<?php
$sql = "select * from house where {$tj1} and {$tj2} and {$tj3} and {$tj4}";
//echo $sql;
$arr = $db->query($sql);
foreach($arr as $v){
echo "<tr>
<td>{$v[1]}</td>
<td>{$v[2]}</td>
<td>{$v[3]}</td>
<td>{$v[4]}</td>
<td>{$v[5]}</td>
<td>{$v[6]}</td>
</tr>";
}
?>
</table>
</body>
<script type="text/javascript">
var qy = document.getElementById("qy");
qy.onclick = function(){
var zt = qy.checked;
var ck = document.getElementsByClassName("qy");
for(var i=0;i<ck.length;i++){
ck[i].checked = zt;
}
}
var zl = document.getElementById("zl");
zl.onclick = function(){
var zt = zl.checked;
var ck = document.getElementsByClassName("zl");
for(var i=0;i<ck.length;i++){
ck[i].checked = zt;
}
}
var fw = document.getElementById("fw");
fw.onclick = function(){
var zt = fw.checked;
var ck = document.getElementsByClassName("fw");
for(var i=0;i<ck.length;i++){
ck[i].checked = zt;
}
}
</script>
</html> 效果圖
