1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2 <html xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5 <title>无标题文档</title> 6 </head> 7 8 <body> 9 10 <!--<textarea style=" overflow: scroll;"></textarea>文本域--> 11 <!--当我点击查询的时候会把数据传到当前页面,提交到当前页面--> 12 <?php 13 $db = new MySQLi("localhost","root","511108","text"); 14 //在这个页面就能把提交的数据放到这是用了 15 //做查询的时候传递过来几条数据就就做几个条件 16 $tj1 = " 1=1 "; 17 $tj2 = " 1=1 "; 18 $tj3 = " 1=1 "; 19 $tj4 = " 1=1 "; 20 21 //区域的条件 22 //var_dump($_POST["qx"]);//测试输出用 23 if(!empty($_POST["qx"]) && count($_POST["qx"])>0)//判断countyaodayu零如果等于零还是查所有 24 { 25 //$tj1 = ""; 26 $qx = $_POST["qx"];//这是一个数组把数组要转化字符串 27 //select * from info where code in('类型','数量','','','')//数组里面每个元素就是一个值。如何拼成字符串:用拆分字符串implode方法(','拼接) 28 $str = implode("','",$qx); 29 //echo $str;//输出 30 $tj1 = " area in('{$str}') ";//完整的条件 31 //echo $tj1;//输出看看tj1 是不是完整条件 32 } 33 //租赁类型的条件 34 if(!empty($_POST["zl"]) && count($_POST["zl"])>0) 35 { 36 $zl = $_POST["zl"]; 37 $str = implode("','",$zl); 38 $tj2 = " renttype in('{$str}') "; 39 } 40 //房屋类型的条件 41 if(!empty($_POST["fw"]) && count($_POST["fw"])>0) 42 { 43 $fw = $_POST["fw"]; 44 $str = implode("','",$fw); 45 $tj3 = " housetype in('{$str}') "; 46 //echo $tj3; //测试输出 47 } 48 //关键字的条件 49 if(!empty($_POST["key"])) 50 { 51 $key = $_POST["key"];//把$_POST["key"]交给$key变量 52 $tj4 = " keyword like '%{$key}%' ";//不为空就变成关键字模糊查询,把$key变量拿过来 53 } 54 55 56 ?> 57 58 59 <h1>租房</h1> 60 <form action="fangwu12.php" method="post"> 61 <div> 62 区域: 63 <input type="checkbox" name="qx" />全选 64 </div> 65 <div> 66 <?php 67 $sqlq = "select distinct area from house";//去重distinct 68 $rq = $db->query($sqlq); 69 $aq = $rq->fetch_all(); 70 foreach($aq as $v)//循环输出 71 { 72 echo "<input type='checkbox' name='qx[]' value='{$v[0]}' />{$v[0]}";// name='qx[]'以数组形式提交 73 } 74 ?> 75 </div> 76 <br/> 77 78 <div> 79 租赁类型: 80 <input type="checkbox" name="qx" />全选</div> 81 <div> 82 <?php 83 $sqlz = "select distinct renttype from house";//去重distinct 84 $rz = $db->query($sqlz); 85 $az = $rz->fetch_all(); 86 foreach($az as $v)//循环输出 87 { 88 echo "<input type='checkbox' name='zl[]' value='{$v[0]}' />{$v[0]}"; 89 } 90 ?> 91 </div> 92 <br/> 93 94 <div> 95 房屋类型: 96 <input type="checkbox" name="qx" />全选</div> 97 <div> 98 <?php 99 $sqlf = "select distinct housetype from house";//去重distinct 100 $rf = $db->query($sqlf); 101 $af = $rf->fetch_all(); 102 foreach($af as $v)//循环输出 103 { 104 echo "<input type='checkbox' name='fw[]' value='{$v[0]}' />{$v[0]} "; 105 } 106 ?> 107 </div> 108 <br/> 109 <div> 110 关键字: 111 <input type="text" name="key" /> 112 <input type="submit" value="查询" /> 113 </div> 114 <table width="100%" border="1" cellpadding="0" cellspacing="0"> 115 <tr> 116 <td>关键字</td> 117 <td>区域</td> 118 <td>建筑面积</td> 119 <td>租金</td> 120 <td>租赁类型</td> 121 <td>房屋类型</td> 122 </tr> 123 <?php 124 $sqlall = "select * from house where {$tj1} and {$tj2} and {$tj3} and {$tj4}"; 125 //echo $sqlall;//什么也不选就是默认所有
$rall = $db->query($sqlall); 126 $aall = $rall->fetch_all(); 127 foreach($aall as $v) 128 { 129 echo "<tr> 130 <td>{$v[1]}</td> 131 <td>{$v[2]}</td> 132 <td>{$v[3]}</td> 133 <td>{$v[4]}</td> 134 <td>{$v[5]}</td> 135 <td>{$v[6]}</td> 136 </tr>"; 137 } 138 139 ?> 140 141 142 </table> 143 144 </body> 145 </html>
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2 <html xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5 <title>无标题文档</title> 6 </head> 7 8 <body> 9 10 <!--<textarea style=" overflow: scroll;"></textarea>文本域--> 11 <!--当我点击查询的时候会把数据传到当前页面,提交到当前页面--> 12 <?php 13 $db = new MySQLi("localhost","root","511108","text"); 14 //在这个页面就能把提交的数据放到这是用了 15 //做查询的时候传递过来几条数据就就做几个条件 16 $tj1 = " 1=1 "; 17 $tj2 = " 1=1 "; 18 $tj3 = " 1=1 "; 19 $tj4 = " 1=1 "; 20 21 //区域的条件 22 //var_dump($_POST["qx"]);//测试输出用 23 if(!empty($_POST["qx"]) && count($_POST["qx"])>0)//判断countyaodayu零如果等于零还是查所有 24 { 25 //$tj1 = ""; 26 $qx = $_POST["qx"];//这是一个数组把数组要转化字符串 27 //select * from info where code in('类型','数量','','','')//数组里面每个元素就是一个值。如何拼成字符串:用拆分字符串implode方法(','拼接) 28 $str = implode("','",$qx); 29 //echo $str;//输出 30 $tj1 = " area in('{$str}') ";//完整的条件 31 //echo $tj1;//输出看看tj1 是不是完整条件 32 } 33 //租赁类型的条件 34 if(!empty($_POST["zl"]) && count($_POST["zl"])>0) 35 { 36 $zl = $_POST["zl"]; 37 $str = implode("','",$zl); 38 $tj2 = " renttype in('{$str}') "; 39 } 40 //房屋类型的条件 41 if(!empty($_POST["fw"]) && count($_POST["fw"])>0) 42 { 43 $fw = $_POST["fw"]; 44 $str = implode("','",$fw); 45 $tj3 = " housetype in('{$str}') "; 46 //echo $tj3; //测试输出 47 } 48 //关键字的条件 49 if(!empty($_POST["key"])) 50 { 51 $key = $_POST["key"];//把$_POST["key"]交给$key变量 52 $tj4 = " keyword like '%{$key}%' ";//不为空就变成关键字模糊查询,把$key变量拿过来 53 } 54 55 56 ?> 57 58 59 <h1>租房</h1> 60 <form action="fangwu12.php" method="post"> 61 <div> 62 区域: 63 <input type="checkbox" onclick="checkall(this)" />全选 64 </div> 65 <div> 66 <?php 67 $sqlq = "select distinct area from house";//去重distinct 68 $rq = $db->query($sqlq); 69 $aq = $rq->fetch_all(); 70 foreach($aq as $v)//循环输出 71 { 72 echo "<input type='checkbox' name='qx[]' value='{$v[0]}' class='qxlist' />{$v[0]}";// name='qx[]'以数组形式提交 73 } 74 ?> 75 </div> 76 <br/> 77 78 <div> 79 租赁类型: 80 <input type="checkbox" name="qx" />全选</div> 81 <div> 82 <?php 83 $sqlz = "select distinct renttype from house";//去重distinct 84 $rz = $db->query($sqlz); 85 $az = $rz->fetch_all(); 86 foreach($az as $v)//循环输出 87 { 88 echo "<input type='checkbox' name='zl[]' value='{$v[0]}' />{$v[0]}"; 89 } 90 ?> 91 </div> 92 <br/> 93 94 <div> 95 房屋类型: 96 <input type="checkbox" name="qx" />全选</div> 97 <div> 98 <?php 99 $sqlf = "select distinct housetype from house";//去重distinct 100 $rf = $db->query($sqlf); 101 $af = $rf->fetch_all(); 102 foreach($af as $v)//循环输出 103 { 104 echo "<input type='checkbox' name='fw[]' value='{$v[0]}' />{$v[0]} "; 105 } 106 ?> 107 </div> 108 <br/> 109 <div> 110 关键字: 111 <input type="text" name="key" /> 112 <input type="submit" value="查询" /> 113 </div> 114 <table width="100%" border="1" cellpadding="0" cellspacing="0"> 115 <tr> 116 <td>关键字</td> 117 <td>区域</td> 118 <td>建筑面积</td> 119 <td>租金</td> 120 <td>租赁类型</td> 121 <td>房屋类型</td> 122 </tr> 123 <?php 124 $sqlall = "select * from house where {$tj1} and {$tj2} and {$tj3} and {$tj4}"; 125 //echo $sqlall;//什么也不选就是默认所有 126 $rall = $db->query($sqlall); 127 $aall = $rall->fetch_all(); 128 foreach($aall as $v) 129 { 130 echo "<tr> 131 <td>{$v[1]}</td> 132 <td>{$v[2]}</td> 133 <td>{$v[3]}</td> 134 <td>{$v[4]}</td> 135 <td>{$v[5]}</td> 136 <td>{$v[6]}</td> 137 </tr>"; 138 } 139 140 ?> 141 142 143 </table> 144 <!--下是控制区域全选,上面有个区域--> 145 <script type="text/javascript"> 146 147 function checkall(a) 148 { 149 var ck = document.getElementsByClassName("qxlist"); 150 <!--document.getElementById().setAttribute()用来设置属性的--> 151 if(a.checked) 152 { 153 for(var i=0;i<ck.length;i++)<!--通过这个循环--> 154 { 155 ck[i].setAttribute("checked","checked");<!--由他控制全选--> 156 } 157 } 158 else 159 { 160 for(var i=0;i<ck.length;i++) 161 { 162 ck[i].removeAttribute("checked"); 163 } 164 } 165 } 166 167 </script> 168 169 170 171 </body> 172 </html>
图一,图二是运行区域全选的功能
图一图2