Correction status:qualified
Teacher's comments:
在线相册:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>jquery实战之在线相册管理器</title> <link rel="stylesheet" type="text/css" href="css/style.css"> <script type="text/javascript" src="js/jquery.js"></script> <script type="text/javascript" src="js/demo.js"></script> </head> <body> <div class="wrap"> <div class="header"> <h2>在线相册管理器</h2> <p> <label for="img_url">请输入图片地址:</label> <!-- <input type="text" name="img_url" id="img_url" placeholder="images/demo.jpg" value="images/zly.jpg"> --> <input type="text" name="img_url" id="img_url" placeholder="images/demo.jpg"> </p> <p>请选择图片类型: <input type="radio" id="rect" name="border" value="0" checked><label for="rect">直角</label> <input type="radio" id="radius" name="border" value="10%"><label for="radius">圆角</label> <input type="radio" id="circle" name="border" value="50%"><label for="circle">圆型</label> </p> <p>图片是否添加阴影: <select name="shadow"> <option value="0" selected>不添加</option> <option value="1">添加</option> </select> </p> <p><button class="add">添加图片</button></p> </div> <div class="main"> <ul></ul> </div> </div> </body> </html>
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ajax代码:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>4.Ajax_POST</title> </head> <body> <form action="api/check.php" method="post"> <fieldset> <legend>用户登录</legend> <p> <label for="email">邮箱:</label> <input type="email" name="email" id="email"> </p> <p> <label for="password">邮箱:</label> <input type="password" name="password" id="password"> </p> <p> <button>登录</button> <span id="tips" style="font-size:1.2em;font-weight: bolder;color:red"></span> </p> </fieldset> </form> </body> </html> <script type="text/javascript" src="js/jquery.js"></script> <script type="text/javascript"> /** * $_post():jquery处理ajax中的post请求 * 基本语法:$.post(url, data, success, dataType) * 参数说明: * url: 请求的地址 * data: 需要发送到服务器端的数据 * * success(data,status,xhr): 执行成功的回调函数, * 回调参数: 1.data: 从服务器端返回的数据 * 2.status: 当前请求的状态 * 3.xhr: ajax对象 * 通常我们只关心返回的数据:data * * dataType: 从服务器返回数据的格式 * xml, html, script, json, text, _default * 通常是'json',可省略,由系统自动判断 * */ $('button:first').click (function(){ $.post( 'api/user.php?m=login', { "email": $('#email').val(), "password": $('#password').val() }, function(data){ if (data == '1') { $('#tips').text('登录成功,正在跳转中...') setTimeout(function(){ location.href = 'api/index.php' },2000) } else { $('#tips').text('邮箱或密码错误,请重新输入...') $('#email').focus() setTimeout("$('#tips').empty()",2000) } }, 'json') */ return false }) </script>
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