ajax——优化0126（增删改查：添加查看详情，返回结果类型为JSON型，在窗口显示）
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效果：
鼠标点击查看详情时
数据库：
0126.php
<!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> <script type="text/javascript" src="../0222ajaxsanjiliebiao/jquery-1.11.2.min.js"></script> <script type="text/javascript" src="tanchuang.js"></script> <link href="tanchuang.css" rel="stylesheet" type="text/css" /> </head> <body> <h1>主页面</h1> <div style="width:100%"> <?php //1.生成连接 造连接对象 //$db=new mysqli($dbhost（服务器）,$username,$userpass,$dbdatabase); $db = new mysqli("localhost","root","123","mydb"); //2.判断是否连接成功 成功为空，失败返回string（字符串）错误信息 if(mysqli_connect_error()) { echo "连接失败"; //exit 退出整个程序 } else { //3.写sql语句 $sql = "select * from Info"; //4.执行sql语句 $result=$db->query($sql); //5.处理数据（提取数据） echo "<table width=80% cellpadding=‘0‘ cellspacing=‘0‘ border=‘1‘ style=‘text-align:center‘>"; echo "<tr bgcolor=‘#66CCFF‘><td>代号</td> <td>姓名</td> <td>性别</td> <td>民族</td> <td>生日</td> <td>操作</td></tr>"; //遍历每一条数据 while($row=$result->fetch_row()) { //处理性别 $sex=(bool)$row[2]?"男":"女"; //处理民族 $nation=NationName($db,$row[3]); //处理生日 $birthday=date("Y年m月d日",strtotime($row[4])); echo "<tr bgcolor=‘#CCCCCC‘><td>{$row[0]}</td> <td>{$row[1]}</td> <td>{$sex}</td> <td>{$nation}</td> <td>{$birthday}</td><td><a href=‘Delete.php?code=".$row[0]."‘>删除</a> <a href=‘xiugai.php?code=".$row[0]."‘>修改</a> <span class=‘cx‘ code=‘".$row[0]."‘>查看详情</span></td></tr>"; //循环里面多次使用用class（允许重复） 定义code属性 } echo "</table>"; } //根据民族代号查询民族名称 function NationName($db,$code) { //3.写sql语句 $sql = "select * from Nation where code=‘{$code}‘"; //4.执行sql语句 $result=$db->query($sql); //处理数据 if($row=$result->fetch_row()) { return $row[1]; } else { return ""; } } ?> </div> <div><a href="ADD.php">添加数据</a> </div> <div> <form> <input type="submit" value="提交" onclick="return confirm(‘确定吗‘)" /> </form> </div> </body> <script type="text/javascript"> $(document).ready(function(e) { $(".cx").click(function(){ //click点击事件 var win={}; var code = $(this).attr("code"); //取code属性 $.ajax({ url:"chuli.php", data:{code:code}, type:"POST", dataType:"JSON",//返回数据类型为JSON success: function(data) { //造弹窗内容 var nr="<div>代号:"+data.code+"</div><br /><div>姓名:"+data.name+"</div><br /><div>性别:"+data.sex+"</div><br /><div>民族:"+data.nation+"</div><br /><div>生日"+data.birthday+"</div>"; //显示窗口 win = new Window({ width : 500, //宽度 height : 200, //高度 title : ‘查看详情‘, //标题 content : nr, //内容 isMask : true, //是否遮罩 isDrag:true, }); } }); }) }); </script> </html>
chuli.php
<?php $code=$_POST["code"]; include("mydbda.php"); $db= new mydbda(); $sql="select * from info where code=‘".$code."‘"; $str=$db->Select($sql,"CX","mydb"); //结果只有一行数据，所以只拆分列 $lie = explode("^",$str); //将索引数组变为关联数组 返回json类型是方便取值 $attr=array("code"=>$lie[0],"name"=>$lie[1],"sex"=>$lie[2],"nation"=>$lie[3],"birthday"=>$lie[4]); //关联数组变为JSON类型 echo json_encode($attr); ?>
// 每个弹窗的标识 var x =0; var idzt = new Array(); var Window = function(config){ //ID不重复 idzt[x] = "zhuti"+x; //弹窗ID //初始化，接收参数 this.config = { width : config.width || 300, //宽度 height : config.height || 200, //高度 buttons : config.buttons || ‘‘, //默认无按钮 title : config.title || ‘标题‘, //标题 content : config.content || ‘内容‘, //内容 isMask : config.isMask == false?false:config.isMask || true, //是否遮罩 isDrag : config.isDrag == false?false:config.isDrag || true, //是否移动 }; //加载弹出窗口 var w = ($(window).width()-this.config.width)/2; var h = ($(window).height()-this.config.height)/2; var nr = "<div class=‘zhuti‘ id=‘"+idzt[x]+"‘ bs=‘"+x+"‘ style=‘width:"+this.config.width+"px; height:"+this.config.height+"px; background-color:white; left:"+w+"px; top:"+h+"px;‘></div>"; $("body").append(nr); //加载弹窗标题 var content ="<div id=‘title"+x+"‘ class=‘title‘ bs=‘"+x+"‘>"+this.config.title+"<div id=‘close"+x+"‘ class=‘close‘ bs=‘"+x+"‘>×</div></div>"; //加载弹窗内容 var nrh = this.config.height - 75; content = content+"<div id=‘content"+x+"‘ bs=‘"+x+"‘ class=‘content‘ style=‘width:100%; height:"+nrh+"px;‘>"+this.config.content+"</div>"; //加载按钮 content = content+"<div id=‘btnx"+x+"‘ bs=‘"+x+"‘ class=‘btnx‘>"+this.config.buttons+"</div>"; //将标题、内容及按钮添加进窗口 $(‘#‘+idzt[x]).html(content); //创建遮罩层 if(this.config.isMask) { var zz = "<div id=‘zz‘></div>"; $("body").append(zz); $("#zz").css(‘display‘,‘block‘); } //最大最小限制，以免移动到页面外 var maxX = $(window).width()-this.config.width; var maxY = $(window).height()-this.config.height; var minX = 0, minY = 0; //窗口移动 if(this.config.isDrag) { //鼠标移动弹出窗 $(".title").bind("mousedown",function(e){ var n = this.getAttribute("bs"); //取标识 //使选中的到最上层 $(".zhuti").css("z-index",3); $(‘#‘+idzt[n]).css("z-index",4); //取初始坐标 var endX = 0, //移动后X坐标 endY = 0, //移动后Y坐标 startX = parseInt($(‘#‘+idzt[n]).css("left")), //弹出层的初始X坐标 startY = parseInt($(‘#‘+idzt[n]).css("top")), //弹出层的初始Y坐标 downX = e.clientX, //鼠标按下时，鼠标的X坐标 downY = e.clientY; //鼠标按下时，鼠标的Y坐标 //绑定鼠标移动事件 $("body").bind("mousemove",function(es){ endX = es.clientX - downX + startX; //X坐标移动 endY = es.clientY - downY + startY; //Y坐标移动 //最大最小限制 if(endX > maxX) { endX = maxX; } else if(endX < 0) { endX = 0; } if(endY > maxY) { endY = maxY; } else if(endY < 0) { endY = 0; } $(‘#‘+idzt[n]).css("top",endY+"px"); $(‘#‘+idzt[n]).css("left",endX+"px"); window.getSelection ? window.getSelection().removeAllRanges():document.selection.empty(); //取消选中文本 }); }); //鼠标按键抬起，释放移动事件 $("body").bind("mouseup",function(){ $("body").unbind("mousemove"); }); } //关闭窗口 $(".close").click(function(){ var m = this.getAttribute("bs"); //找标识 $(‘#‘+idzt[m]).remove(); //移除弹窗 $(‘#zz‘).remove(); //移除遮罩 }) x++; //标识增加 }
.zhuti { position:absolute; z-index:3; font-size:14px; border-radius:5px; box-shadow:0 0 5px white; overflow:hidden; color:#333; } .title { background-color:#3498db; vertical-align:middle; height:35px; width:100%; line-height:35px; text-indent:1em; } .close{ float:right; width:35px; height:35px; font-weight:bold; line-height:35px; vertical-align:middle; color:white; font-size:18px; } .close:hover { cursor:pointer; } .content { text-indent:1em; padding-top:10px; } .btnx { height:30px; width:100%; text-indent:1em; } .btn { height:28px; width:80px; float:left; margin-left:20px; color:#333; } #zz { width:100%; height:100%; opacity:0.15; display:none; background-color:#ccc; z-index:2; position:absolute; top:0px; left:0px; }
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