jquery搜索提示,jquery下拉框索引

求助Jquery Autocomplete 如何动态加载数据,类似百度的搜索提示

自己解决了,前台代码:

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1 link href="AutoLib/jquery.autocomplete.css" rel="stylesheet" type="text/css" /

2 script src="lib/jquery-1.4.1.min.js" type="text/javascript"/script

3 script src="AutoLib/jquery.autocomplete.min.js" type="text/javascript"/script

4 script type="text/javascript" src="lib/localdata.js"/script

5

6 script type="text/javascript"

7 $().ready(function () {

8 //静态填充

9 $("#TxtJsion").focus().autocomplete(emails, {

10 minChars: 0,

11 width: 310,

12 max: 0,

13 matchContains: true,

14 autoFill: false,

15 formatItem: function (row, i, max) {

16 //显示的值

17 return i + "/" + max + ": \"" + row.name + "\" [" + row.to + "]";

18 },

19 formatMatch: function (row, i, max) {

20 //查找匹配的值

21 return row.name + " " + row.to;

22 },

23 formatResult: function (row) {

24 //选中后的值

25 return row.to;

26 }

27 });

28

29 });//初始化结束

30

31 //动态填充

32 function AutoFillKey() {

33 var keyWords = $("#%=TxtAuto.ClientID%").val();

34

35 //改变绑定的内容

36 if (keyWords.length == 1 keyWords != $("#TxtKey").val()) {

37 $("#TxtKey").val(keyWords);

38 $("#TxtAuto").unautocomplete();

39

40 $.ajax({

41 type: "POST",

42 url: "ServerData.ashx",

43 data: { "KW": keyWords },

44 dataType: "json",

45 timeout: 2000,

46 error: function (data) {

47 alert("请求失败:" + data.responseText);

48 },

49 success: function (data) {

50 AutoCompleteKey(data);

51 }

52 });

53

54 } //end if

55 }

56

57 function AutoCompleteKey(data) {

58 //填充开始

59 $("#%=TxtAuto.ClientID%").autocomplete(data, {

60 minChars: 0,

61 width: 640,

62 autoFill: false,

63 matchContains: true,

64 selectFirst: false,

65 scrollHeight: 220,

66

67 scroll: true,

68 formatItem: function (row, i, max) {

69 //显示的值

70 return i + "/" + max + ": \"" + row.name + "\" [" + row.to + "]";

71 },

72 formatMatch: function (row, i, max) {

73 //查找匹配的值

74 return row.name + " " + row.to;

75 },

76 formatResult: function (row) {

77 //选中后的值

78 return row.to;

79 }

80 });

81 //填充结束

82 }

83

84 /script

85 /head

86 body

87 form id="form1" runat="server" method="post"

88 div

89 p静态填充input type="text" id="TxtJsion" //p

90

91 p动态填充

92 input type="text" id="TxtAuto" onkeyup="AutoFillKey();" runat="server" /

93 input type="hidden" id="TxtKey" value="" runat="server" /

94 /p

95 /div

96 /form

97 /body

98 /html

后台代码:

1 using System;

2 using System.Collections.Generic;

3 using System.Linq;

4 using System.Web;

5 using System.Web.Script.Serialization;

6 using System.Text;

7 using System.Web.Services;

8

9 namespace AutocompleteWeb

10 {

11 /// summary

12 /// ServerData 的摘要说明

13 /// /summary

14 [WebService(Namespace = ]

15 [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]

16 public class ServerData : IHttpHandler

17 {

18

19 public void ProcessRequest(HttpContext context)

20 {

21 //GET方式

22 //context.Response.ContentType = "text/plain";

23 //string keyword = context.Request.QueryString["KW"];

24 //if (keyword != null)

25 //{

26 // 通过JavaScriptSerializer对象的Serialize序列化为["value1","value2",...]的字符串

27 //JavaScriptSerializer serializer = new JavaScriptSerializer();

28 //string jsonString = serializer.Serialize(GetProvinceCitys(keyword));

29 //context.Response.Write(jsonString); // 返回客户端json格式数据

30 //}

31

32 //POST方式

33 context.Response.ContentType = "application/json";

34 string keyStr = "";

35 if (context.Request["KW"] != null)

36 {

37 keyStr = context.Request["KW"].ToString();

38 }

39 ResponseJsionStr(context, GetProvinceCitys(keyStr));

40 }

41

42

43 /// summary

44 /// qinjue 2011-09-21

45 /// 返回jsion

46 /// /summary

47 private void ResponseJsionStr(HttpContext context, string strJsion)

48 {

49 context.Response.Clear();

50 context.Response.ClearContent();

51 context.Response.Cache.SetNoStore();

52 context.Response.ContentType = "application/json";

53 context.Response.ContentEncoding = System.Text.Encoding.UTF8;

54 context.Response.Write(strJsion);

55 context.Response.End();

56 }

57

58 public string GetProvinceCitys(string KW)

59 {

60 StringBuilder cytySB = new StringBuilder();

61 cytySB.Append("[");

62 cytySB.Append("{\"name\":\"AACCASF东城区\",\"to\":\"11001\"},");

63 cytySB.Append("{\"name\":\"AACSAWE西城区\",\"to\":\"11002\"},");

64 cytySB.Append("{\"name\":\"AACAER海淀区\",\"to\":\"11003\"}");

65 cytySB.Append("]");

66 return cytySB.ToString();

67 }

68

69 public bool IsReusable

70 {

71 get

72 {

73 return false;

74 }

75 }

76 }

77 }

jquery ajax 获取百度搜索提示

这是jsonp获取数据,将数据传递给了window.baidu.sug这个方法,所以,你自己创建这么一个函数,参数是个json对象,对数据如何操作,你就写在函数里面,(json如何用,百度)然后用eval或者其他的方式解析你得到的字符串,它就会自动调用你的函数。

jquery类似百度搜索框输入文字后显示提示问题?

!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"

html

head

titlecheckbox/title

script src="js/jquery-1.3.2.js" type="text/javascript"/script

script src="js/1.js" type="text/javascript"/script

/head

body

table id="table1"

tr

tdinput type="checkbox" value="1"/1/td

td id="k_1"input type="text" name="student" id="s_1" readonly="true"//td

/tr

tr

tdinput type="checkbox" value="2"/2/td

td id="k_2"input type="text" name="student" id="s_2" readonly="true"//td

/tr

tr

tdinput type="checkbox" value="3"/3/td

td id="k_3"input type="text" name="student" id="s_3" readonly="true"//td

/tr

tr

tdinput type="checkbox" value="4"/4/td

td id="k_4"input type="text" name="student" id="s_4" readonly="true"//td

/tr

/table

/body

/html

-------------------------------------------------------------

$(document).ready(function() {

$("td[id^='k_']").hide();

var check = $(":checkbox"); //得到所有被选中的checkbox

var actor_config; //定义变量

check.each(function(i){

actor_config = $(this);

actor_config.click(

function(){

if($(this).attr("checked")==true){

$("#k_"+$(this).val()).show();

}else{

$("#k_"+$(this).val()).hide();

}

}

);

});

});


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