<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <script src="https://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script> </head> <body> 编号：<input type="text" value=""/><br> 姓名：<input type="text" value=""/><br> 性别：男：<input type="radio" value="男">女：<input type="radio" value="女"><br> 年龄：<select> <option value="15">15</option> <option value="16">16</option> <option value="17">17</option> <option value="18">18</option> <option value="19">19</option> <option value="20">20</option> <option value="21">21</option> <option value="22">22</option> <option value="23">23</option> <option value="24">24</option> <option value="25">25</option> </select><br> 身高：<input type="text" value=""/><br> 体重：<input type="text" value=""/><br> <input type="button" value="插入"/> <br> <br> <br> 编号：<input type="text" value=""/> <input type="button" value="查询"/> <table> <tr> <td>编号</td> <td>姓名</td> <td>性别</td> <td>年龄</td> <td>身高</td> <td>体重</td> </tr> <tr> <td></td> <td></td> <td></td> <td></td> <td></td> <td></td> </tr> </table> <br> <br> <br> 编号：<input type="text" value=""/> <input type="button" value="删除"/> <br> <br> <br> 编号：<input type="text" value=""/><br> 姓名：<input type="text" value=""/><br> 性别：男：<input type="radio" value="男">女：<input type="radio" value="女"><br> 年龄：<select> <option value="15">15</option> <option value="16">16</option> <option value="17">17</option> <option value="18">18</option> <option value="19">19</option> <option value="20">20</option> <option value="21">21</option> <option value="22">22</option> <option value="23">23</option> <option value="24">24</option> <option value="25">25</option> </select><br> 身高：<input type="text" value=""/><br> 体重：<input type="text" value=""/><br> <input type="button" value="更新"/> </body> <script type="text/javascript"> /* var x = $("#queryResult").html(); for(var i=0; i < 20 ; i++) { x += '<tr><td></td><td></td><td></td><td></td><td></td><td></td></tr>'; } $("#queryResult").html(x);*/ function submit() { var pno = $("#pno").val(); var name = $("#name").val(); var sex = $('input[name="sex"]:checked').val(); var age = $("#age").val(); var height = $("#height").val(); var weight = $("#weight").val(); var data={ "pno":pno, "name":name, "sex":sex, "age":age, "height":height, "weight" : weight } $.ajax({ type : "post", url : "Hello", data : data, cache : true, async : true, success: function (data ,textStatus, jqXHR){ if(data.code == 200){ alert("插入成功了"); }else{ alert(data.message); } }, error:function (XMLHttpRequest, textStatus, errorThrown) { alert(typeof(errorThrown)); } }); } function query() { var pno = $("#pno_query").val(); var str = ["编号","姓名","性别","年龄","身高","体重"]; $.ajax({ type : "post", url : "HelloQuery", data : { "pno": pno }, cache : true, async : true, success: function (data ,textStatus, jqXHR){ //data = $.parseJSON(data); var j = 0; var x = 1; //for(var i=1; i <20; i++) { for(var p in data){//遍历json对象的每个key/value对,p为key console.log(data[p]); if(j == 6) { j = 0; x++; } $("#queryResult tr:eq("+x+") td:eq("+j+")").html(data[p]); console.log(data[p]); j++; } //} }, error:function (XMLHttpRequest, textStatus, errorThrown) { alert(typeof(errorThrown)); } }); } function del() { var pno = $("#pno_del").val(); $.ajax({ type : "post", url : "HelloDelete", data : { "pno": pno }, cache : true, async : true, success: function (data ,textStatus, jqXHR){ if(data.code == 200){ alert("删除成功了"); }else{ alert(data.message); } }, error:function (XMLHttpRequest, textStatus, errorThrown) { alert(typeof(errorThrown)); } }); } function update() { var pno = $("#pno_up").val(); var name = $("#name_up").val(); var sex = $('input[name="sex_up"]:checked').val(); var age = $("#age_up").val(); var height = $("#height_up").val(); var weight = $("#weight_up").val(); var data={ "pno":pno, "name":name, "sex":sex, "age":age, "height":height, "weight" : weight } $.ajax({ type : "post", url : "HelloUpdate", data : data, cache : true, async : true, success: function (data ,textStatus, jqXHR){ if(data.code == 200){ alert("更新成功了"); }else{ alert(data.message); } }, error:function (XMLHttpRequest, textStatus, errorThrown) { alert(typeof(errorThrown)); } }); } </script> </html>
增加的Serlvet：Hello.java