在實現程序的修改模塊時,要在頁面端檢查用戶是否修改過數據,以便提醒用戶及時保存修改后的數據。
實現要求:
判斷用戶是否修改了輸入的內容,要能判斷input中的checkbox,text,radio等,不知道會多少個input,也不知道input的ID和name,要在客戶端判斷是否修改,不能產
生提交。還要同時滿足IE和firefox兩種環境。也要支持master和content頁的使用。
解決方案;
處理思路:在頁面加載時記錄所有的input的值或狀態,如果要求在用戶進行修改操作時立即調整控件狀態,則在數據區div上的onclick和onkeypress事件里調用檢查數據
是否改變的函數,并設置相應控件的狀態(用ha_setch())。如果是在提交或用戶手動控制檢查過程時,則在相應的操作事件中調用檢查數據是否改變(例在button的onclick
()中使用ha_checkin()控制提交)。
以下是實現代碼
var ha_last=new Array;//定義一個全局的空對象,存放所有的初始值。
function ha_get()//讀取初始值
{ var ha_input = document.getElementsByTagName("input");
for (var i=0;i<ha_input.length;i++)
{
if (ha_input[i].type=="password"){ ha_last.push(ha_input[i].value);}//根本頁面需要設置type的值和對象屬性
if (ha_input[i].type=="radio") {ha_last.push(ha_input[i].checked);}//要保證檢查的范圍是否準確
}
}
window.onload=ha_get;//綁定讀取初始值的函數
function ha_checkin()//檢查新的輸入值和初始值是否相等。返回判斷結果。true為沒有發生修改,false為有修改。
{ var ha_now=new Array;
var ha_input = document.getElementsByTagName("input");
for (var i=0;i<ha_input.length;i++)
{
if (ha_input[i].type=="password"){ ha_now.push(ha_input[i].value);}//根本頁面需要設置type的值和對象屬性。
if (ha_input[i].type=="radio") {ha_now.push(ha_input[i].checked);}//也要保證和ha_get()中檢查的標簽相一致
}
if (ha_now.toString()==ha_last.toString())//沒修改
{return true;}
else//有修改
{return false;}
}
function ha_setch(){//設置相應的控件狀態
if (ha_checkin())//沒有變化
//改變控件的顯示和功能狀態
else//有變化
//改變控件的顯示和功能狀態
}
做了適當的修改。最后在button里面onclick直接調用
var ha_last=new Array;//定義一個全局的空對象,存放所有的初始值。
function ha_get()//讀取初始值
{
var ha_input = document.getElementsByTagName("input");
ha_last.push($("#select").val());//采用jquery獲取select 選擇的值
for (var i=0;i<ha_input.length;i++)
{
if (ha_input[i].type=="text"){ ha_last.push(ha_input[i].value);}//根本頁面需要設置type的值和對象屬性
}
}
window.onload=ha_get;//綁定讀取初始值的函數
function ha_checkin(action)//檢查新的輸入值和初始值是否相等。返回判斷結果。true為沒有發生修改,false為有修改。
{
if(action=="update"){
var ha_now=new Array;
var ha_input = document.getElementsByTagName("input");
ha_now.push($("#select").val());
for (var i=0;i<ha_input.length;i++)
{
if (ha_input[i].type=="text"){ ha_now.push(ha_input[i].value);}//根本頁面需要設置type的值和對象屬性。
}
if (ha_now.toString()==ha_last.toString())//沒修改
{
alert("沒有修改");
return false;
}
else//有修改
{
// return true;
}
}
}
來自:http://www.javaeye.com/topic/304818
jQuery 是我最喜歡的一個Javascript框架,下表中包含了240+可以為jQuery愛好者們使用的插件。我斷定一定還有下表沒有包括的,如果你還知道其他的好東西,歡迎與大家分享。
Ajax File Upload
jQUploader
Multiple File Upload plugin
jQuery File Style
Styling an input type file
Progress Bar Plugin
jQuery Validation
Auto Help
Simple jQuery form validation
jQuery XAV - form validations
jQuery AlphaNumeric
Masked Input
TypeWatch Plugin
Text limiter for form fields
Ajax Username Check with jQuery
jQuery Combobox
jQuery controlled dependent (or Cascadign) Select List
Multiple Selects
Select box manipulation
Select Combo Plugin
jQuery - LinkedSelect
Auto-populate multiple select boxes
Choose Plugin (Select Replacement)
jQuery Form Plugin
jQuery-Form
jLook Nice Forms
jNice
Ping Plugin
Toggle Form Text
ToggleVal
jQuery Field Plugin
jQuery Form’n Field plugin
jQuery Checkbox manipulation
jTagging
jQuery labelcheck
Overlabel
3 state radio buttons
ShiftCheckbox jQuery Plugin
Watermark Input
jQuery Checkbox (checkboxes with imags)
jQuery SpinButton Control
jQuery Ajax Form Builder
jQuery Focus Fields
jQuery Time Entry
jQuery UI Datepicker
jQuery date picker plugin
jQuery Time Picker
Time Picker
ClickPick
TimePicker
Farbtastic jQuery Color Picker Plugin
Color Picker by intelliance.fr
jQuery Star Rating Plugin
jQuery Star Rater
Content rater with asp.net, ajax and jQuery
Half-Star Rating Plugin
Autocomplete Box
jQuery Suggest
jQuery Autocomplete
jQuery Autocomplete Mod
jQuery Autocomplete by AjaxDaddy
jQuery Autocomplete Plugin with HTML formatting
jQuery Autocompleter
AutoCompleter (Tutorial with PHP&MySQL)
quick Search jQuery Plugin
jTagEditor
WYMeditor
jQuery jFrame
Jeditable - edit in place plugin for jQuery
jQuery editable
jQuery Disable Text Select Plugin
Edit in Place with Ajax using jQuery
jQuery Plugin - Another In-Place Editor
TableEditor
tEditable - in place table editing for jQuery
jMedia - accessible multi-media embedding
JBEdit - Ajax online Video Editor
jQuery MP3 Plugin
jQuery Media Plugin
jQuery Flash Plugin
Embed QuickTime
SVG Integration
jQuery Multimedia Portfolio
jQuery YouTube Plugin
ThickBox
jQuery lightBox plugin
jQuery FancyBox
jQuery Multimedia Portfolio
jQuery Image Strip
jQuery slideViewer
jQuery jqGalScroll 2.0
jQuery - jqGalViewII
jQuery - jqGalViewIII
jQuery Photo Slider
jQuery Thumbs - easily create thumbnails
jQuery jQIR Image Replacement
jCarousel Lite
jQPanView
jCarousel
Interface Imagebox
Image Gallery using jQuery, Interface & Reflactions
simple jQuery Gallery
jQuery Gallery Module
EO Gallery
jQuery ScrollShow
jQuery Cycle Plugin
jQuery Flickr
jQuery Lazy Load Images Plugin
Zoomi - Zoomable Thumbnails
jQuery Crop - crop any image on the fly
Image Reflection
jQuery Plugin googlemaps
jMaps jQuery Maps Framework
jQmaps
jQuery & Google Maps
jQuery Maps Interface forr Google and Yahoo maps
jQuery J Maps - by Tane Piper
Tetris with jQuery
jQuery Chess
Mad Libs Word Game
jQuery Puzzle
jQuery Solar System (not a game but awesome jQuery Stuff)
jQuery Memory
UI/Tablesorter
jQuery ingrid
jQuery Grid Plugin
Table Filter - awesome!
TableEditor
jQuery Tree Tables
Expandable “Detail” Table Rows
Sortable Table ColdFusion Costum Tag with jQuery UI
jQuery Bubble
TableSorter
Scrollable HTML Table
jQuery column Manager Plugin
jQuery tableHover Plugin
jQuery columnHover Plugin
jQuery Grid
TableSorter plugin for jQuery
tEditable - in place table editing for jQuery
jQuery charToTable Plugin
jQuery Grid Column Sizing
jQuery Grid Row Sizing
Flot
jQuery Wizard Plugin
jQuery Chart Plugin
Bar Chart
Accessible Charts using Canvas and jQuery
jQuery Corner
jQuery Curvy Corner
Nifty jQuery Corner
Transparent Corners
jQuery Corner Gallery
Gradient Plugin
jQuery Spoiler plugin
Text Highlighting
Disable Text Select Plugin
jQuery Newsticker
Auto line-height Plugin
Textgrad - a text gradient plugin
LinkLook - a link thumbnail preview
pager jQuery Plugin
shortKeys jQuery Plugin
jQuery Biggerlink
jQuery Ajax Link Checker
Chili jQuery code highlighter plugin
jScroller
jQuery Plugin - Tooltip
jTip - The jQuery Tool Tip
clueTip
BetterTip
Flash Tooltips using jQuery
ToolTip
jQuery Tabs Plugin - awesome! [demo nested tabs ]
another jQuery nested Tab Set example (based on jQuery Tabs Plugin)
jQuery idTabs
jdMenu - Hierarchical Menu Plugin for jQuery
jQuery SuckerFish Style
jQuery Plugin Treeview
treeView Basic
FastFind Menu
Sliding Menu
Lava Lamp jQuery Menu
jQuery iconDock
jVariations Control Panel
ContextMenu plugin
clickMenu
CSS Dock Menu
jQuery Pop-up Menu Tutorial
Sliding Menu
jQuery Plugin Accordion
jQuery Accordion Plugin Horizontal Way
haccordion - a simple horizontal accordion plugin for jQuery
Horizontal Accordion by portalzine.de
HoverAccordion
Accordion Example from fmarcia.info
jQuery Accordion Example
jQuery Demo - Expandable Sidebar Menu
Sliding Panels for jQuery
jQuery ToggleElements
Coda Slider
jCarousel
Accesible News Slider Plugin
Showing and Hiding code Examples
jQuery Easing Plugin
jQuery Portlets
AutoScroll
Innerfade
CodaSlider
UI/Draggables
EasyDrag jQuery Plugin
jQuery Portlets
jqDnR - drag, drop resize
Drag Demos
XSLT Plugin
jQuery Ajax call and result XML parsing
xmlObjectifier - Converts XML DOM to JSON
jQuery XSL Transform
jQuery Taconite - multiple Dom updates
RSS/ATOM Feed Parser Plugin
jQuery Google Feed Plugin
Wresize - IE Resize event Fix Plugin
jQuery ifixpng
jQuery pngFix
Link Scrubber - removes the dotted line onfocus from links
jQuery Perciformes - the entire suckerfish familly under one roof
Background Iframe
QinIE - for proper display of Q tags in IE
jQuery Accessibility Plugin
jQuery MouseWheel Plugin
jQuery Impromptu
jQuery Confirm Plugin
jqModal
SimpleModal
jQuery Style Switcher
JSS - Javascript StyleSheets
jQuery Rule - creation/manipulation of CSS Rules
jPrintArea
FlyDOM
jQuery Dimenion Plugin
jQuery Loggin
Metadata - extract metadata from classes, attributes, elements
Super-tiny Client-Side Include Javascript jQuery Plugin
Undo Made Easy with Ajax
JHeartbeat - periodically poll the server
Lazy Load Plugin
Live Query
jQuery Timers
jQuery Share it - display social bookmarking icons
jQuery serverCookieJar
jQuery autoSave
jQuery Puffer
jQuery iFrame Plugin
Cookie Plugin for jQuery
jQuery Spy - awesome plugin
Effect Delay Trick
jQuick - a quick tag creator for jQuery
Metaobjects
elementReady
<!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=ISO-8859-1" />
<title>jQuery Starterkit</title>
<link rel="stylesheet" type="text/css" media="screen" href="style.css" />
<script type="text/javascript" src="http://www.css88.com/jquery-1.3.2/jquery-1.3.2.min.js"></script>
<script src="jquery.js" type="text/javascript"></script>
<script src="custom.js" type="text/javascript"></script>
<script src="jquery.tablesorter.js" type="text/javascript"></script>
<script src="jquery-latest.js" type="text/javascript"></script>
<script src="jquery.tablesorter.min.js" type="text/javascript"></script>
<script src="jquery.metadata.js" type="text/javascript"></script>
</head>
<body>
<!-- tablecode taken from tablesorter examples -->
<table class="tablesorter " cellspacing=1>
<thead>
<tr>
<th class="{sorter:'text'}">Email</th>
<th>Id</th>
<th>Phone</th>
<th>Total</th>
<th>Ip</th>
<th class="{sorter:'procent'}">Url</th>
<th>Time</th>
<th>ISO Date</th>
<th>UK Date</th>
</tr>
</thead>
<tbody>
<tr>
</tr>
<tr>
<td>henry@mountdev.net</td>
<td>35889</td>
<td>941-964-9543</td>
<td>$2776.09</td>
<td>119.232.182.142</td>
<td>http://www.gmail.com</td>
<td>3:54</td>
<td>1974/1/19</td>
<td>19/1/1974</td>
</tr>
<tr>
<td>christian@reno.gov</td>
<td>60021</td>
<td>941-964-5617</td>
<td>$2743.41</td>
<td>167.209.64.181</td>
<td>http://www.dotnet.ca</td>
<td>10:58</td>
<td>2000/3/25</td>
<td>25/3/2000</td>
</tr>
<tr>
<td>muffins@donuts.com</td>
<td>17927</td>
<td>941-964-9511</td>
<td>$2998.18</td>
<td>210.214.231.182</td>
<td>http://google.se</td>
<td>21:22</td>
<td>1993/1/24</td>
<td>24/1/1993</td>
</tr>
<tr>
<td>muffins@reno.gov</td>
<td>76375</td>
<td>941-964-2757</td>
<td>$1836.09</td>
<td>220.222.93.171</td>
<td>http://www.samba.org</td>
<td>15:22</td>
<td>1988/4/4</td>
<td>4/4/1988</td>
</tr>
<tr>
<td>found@flexomat.com</td>
<td>20953</td>
<td>941-964-5544</td>
<td>$575.42</td>
<td>247.246.235.138</td>
<td>http://gmail.com</td>
<td>3:12</td>
<td>1978/6/10</td>
<td>10/6/1978</td>
</tr>
<tr>
<td>foo@reno.gov</td>
<td>03603</td>
<td>941-964-8942</td>
<td>$1677.07</td>
<td>176.96.162.192</td>
<td>http://www.flexomat.com</td>
<td>19:11</td>
<td>1980/7/31</td>
<td>31/7/1980</td>
</tr>
<tr>
<td>found@flexomat.com</td>
<td>84939</td>
<td>941-964-7004</td>
<td>$3916.83</td>
<td>240.145.198.78</td>
<td>http://www.fish.org</td>
<td>1:29</td>
<td>1980/8/26</td>
<td>26/8/1980</td>
</tr>
<tr>
<td>muffins@reno.gov</td>
<td>95926</td>
<td>941-964-147</td>
<td>$3897.91</td>
<td>105.85.121.209</td>
<td>http://www.flexomat.com</td>
<td>9:50</td>
<td>2003/4/1</td>
<td>1/4/2003</td>
</tr>
</tbody>
</table>
</body>
</html>
custom.js
jQuery(document).ready(function() {
$.tablesorter.defaults.widgets=['zebra'];
$.tablesorter.defaults.sortList=[[0,0]];
$("table").tablesorter();
});
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" />
<title>jQuery Starterkit</title>
<link rel="stylesheet" type="text/css" media="screen" href="screen.css" />
<script type="text/javascript" src="http://www.css88.com/jquery-1.3.2/jquery-1.3.2.min.js"></script>
<script src="jquery.js" type="text/javascript"></script>
<script src="custom.js" type="text/javascript"></script>
<script src="jquery.tablesorter.js" type="text/javascript"></script>
<script src="jquery-latest.js" type="text/javascript"></script>
<script src="jquery.tablesorter.min.js" type="text/javascript"></script>
<script src="jquery.metadata.js" type="text/javascript"></script>
</head>
<table id="large" cellspacing="0">
<thead>
<tr>
<th>Email</th>
<th>Id</th>
<th>Phone</th>
<th>Total</th>
<th>Ip</th>
<th>Url</th>
<th>Time</th>
<th>ISO Date</th>
<th>UK Date</th>
</tr>
</thead>
<tbody>
<tr>
<td>devo@flexomat.com</td>
<td>66672</td>
<td>941-964-8535</td>
<td>$2482.79</td>
<td>172.78.200.124</td>
<td>http://gmail.com</td>
<td>15:10</td>
<td>1988/12/14</td>
<td>14/12/1988</td>
</tr>
<tr>
<td>henry@mountdev.net</td>
<td>35889</td>
<td>941-964-9543</td>
<td>$2776.09</td>
<td>119.232.182.142</td>
<td>http://www.gmail.com</td>
<td>3:54</td>
<td>1974/1/19</td>
<td>19/1/1974</td>
</tr>
<tr>
<td>christian@reno.gov</td>
<td>60021</td>
<td>941-964-5617</td>
<td>$2743.41</td>
<td>167.209.64.181</td>
<td>http://www.dotnet.ca</td>
<td>10:58</td>
<td>2000/3/25</td>
<td>25/3/2000</td>
</tr>
<tr>
<td>muffins@donuts.com</td>
<td>17927</td>
<td>941-964-9511</td>
<td>$2998.18</td>
<td>210.214.231.182</td>
<td>http://google.se</td>
<td>21:22</td>
<td>1993/1/24</td>
<td>24/1/1993</td>
</tr>
<tr>
<td>muffins@reno.gov</td>
<td>76375</td>
<td>941-964-2757</td>
<td>$1836.09</td>
<td>220.222.93.171</td>
<td>http://www.samba.org</td>
<td>15:22</td>
<td>1988/4/4</td>
<td>4/4/1988</td>
</tr>
<tr>
<td>mendez@gmail.com</td>
<td>45834</td>
<td>941-964-2575</td>
<td>$2805.46</td>
<td>228.170.245.253</td>
<td>http://flexomat.com</td>
<td>11:31</td>
<td>1975/12/12</td>
<td>12/12/1975</td>
</tr>
<tr>
<td>dev@gmail.com</td>
<td>20022</td>
<td>941-964-4967</td>
<td>$3296.54</td>
<td>175.248.70.240</td>
<td>http://www.flexomat.com</td>
<td>4:27</td>
<td>2002/7/3</td>
<td>3/7/2002</td>
</tr>
<tr>
<td>foo@polyester.se</td>
<td>55977</td>
<td>941-964-745</td>
<td>$2953.73</td>
<td>222.114.227.156</td>
<td>http://www.donuts.com</td>
<td>23:49</td>
<td>1977/8/4</td>
<td>4/8/1977</td>
</tr>
<tr>
<td>adam@aftonbladet.se</td>
<td>38867</td>
<td>941-964-6302</td>
<td>$1949.27</td>
<td>116.241.143.196</td>
<td>http://flexomat.com</td>
<td>23:35</td>
<td>1995/7/27</td>
<td>27/7/1995</td>
</tr>
<tr>
<td>devo@donuts.com</td>
<td>51426</td>
<td>941-964-1234</td>
<td>$1067.00</td>
<td>88.96.149.82</td>
<td>http://www.polyester.se</td>
<td>15:17</td>
<td>1986/1/5</td>
<td>5/1/1986</td>
</tr>
<tr>
<td>henry@samba.org</td>
<td>40859</td>
<td>941-964-4856</td>
<td>$3401.19</td>
<td>68.152.250.74</td>
<td>http://www.flexomat.com</td>
<td>4:36</td>
<td>1990/3/7</td>
<td>7/3/1990</td>
</tr>
<tr>
<td>found@dotnet.ca</td>
<td>23986</td>
<td>941-964-2686</td>
<td>$1393.52</td>
<td>98.102.181.138</td>
<td>http://lostnfound.org</td>
<td>5:51</td>
<td>1993/7/22</td>
<td>22/7/1993</td>
</tr>
<tr>
<td>carl@fish.org</td>
<td>73392</td>
<td>941-964-5792</td>
<td>$3876.04</td>
<td>246.234.182.243</td>
<td>http://www.google.se</td>
<td>6:52</td>
<td>1984/7/14</td>
<td>14/7/1984</td>
</tr>
<tr>
<td>found@mountdev.net</td>
<td>03519</td>
<td>941-964-1599</td>
<td>$1176.48</td>
<td>104.212.122.177</td>
<td>http://donuts.com</td>
<td>18:52</td>
<td>2000/8/6</td>
<td>6/8/2000</td>
</tr>
<tr>
<td>lost@fish.org</td>
<td>36628</td>
<td>941-964-5975</td>
<td>$822.23</td>
<td>153.63.68.208</td>
<td>http://www.gmail.com</td>
<td>7:53</td>
<td>1994/7/14</td>
<td>14/7/1994</td>
</tr>
<tr>
<td>mendez@dotnet.ca</td>
<td>90442</td>
<td>941-964-1649</td>
<td>$1975.72</td>
<td>128.161.95.170</td>
<td>http://reno.gov</td>
<td>8:35</td>
<td>1997/10/20</td>
<td>20/10/1997</td>
</tr>
<tr>
<td>carl@donuts.com</td>
<td>00412</td>
<td>941-964-6432</td>
<td>$1834.77</td>
<td>141.231.126.192</td>
<td>http://gmail.com</td>
<td>16:15</td>
<td>1997/8/23</td>
<td>23/8/1997</td>
</tr>
<tr>
<td>foo@fish.org</td>
<td>80653</td>
<td>941-964-1022</td>
<td>$260.26</td>
<td>98.102.97.81</td>
<td>http://samba.org</td>
<td>8:27</td>
<td>1991/11/24</td>
<td>24/11/1991</td>
</tr>
<tr>
<td>found@fish.org</td>
<td>54635</td>
<td>941-964-6439</td>
<td>$1442.80</td>
<td>108.133.231.154</td>
<td>http://dotnet.ca</td>
<td>6:47</td>
<td>1977/7/12</td>
<td>12/7/1977</td>
</tr>
<tr>
<td>found@flexomat.com</td>
<td>20953</td>
<td>941-964-5544</td>
<td>$575.42</td>
<td>247.246.235.138</td>
<td>http://gmail.com</td>
<td>3:12</td>
<td>1978/6/10</td>
<td>10/6/1978</td>
</tr>
<tr>
<td>lost@aftonbladet.se</td>
<td>60810</td>
<td>941-964-8406</td>
<td>$1054.39</td>
<td>130.80.125.154</td>
<td>http://www.samba.org</td>
<td>15:50</td>
<td>1978/5/18</td>
<td>18/5/1978</td>
</tr>
<tr>
<td>carl@reno.gov</td>
<td>22666</td>
<td>941-964-104</td>
<td>$373.59</td>
<td>185.150.127.115</td>
<td>http://www.lostnfound.org</td>
<td>10:11</td>
<td>1971/11/5</td>
<td>5/11/1971</td>
</tr>
<tr>
<td>carl@donuts.com</td>
<td>82867</td>
<td>941-964-1031</td>
<td>$631.03</td>
<td>62.244.222.152</td>
<td>http://www.reno.gov</td>
<td>11:24</td>
<td>1985/1/22</td>
<td>22/1/1985</td>
</tr>
<tr>
<td>foo@donuts.com</td>
<td>11268</td>
<td>941-964-208</td>
<td>$3730.64</td>
<td>234.192.138.252</td>
<td>http://aftonbladet.se</td>
<td>22:45</td>
<td>1979/8/4</td>
<td>4/8/1979</td>
</tr>
<tr>
<td>devo@google.se</td>
<td>17059</td>
<td>941-964-2903</td>
<td>$1404.67</td>
<td>73.189.246.202</td>
<td>http://www.gmail.com</td>
<td>22:28</td>
<td>1983/4/28</td>
<td>28/4/1983</td>
</tr>
<tr>
<td>muffins@flexomat.com</td>
<td>90584</td>
<td>941-964-4640</td>
<td>$3706.01</td>
<td>243.162.73.115</td>
<td>http://www.fish.org</td>
<td>11:12</td>
<td>1997/4/8</td>
<td>8/4/1997</td>
</tr>
<tr>
<td>foo@samba.org</td>
<td>82966</td>
<td>941-964-7245</td>
<td>$1001.38</td>
<td>255.182.148.252</td>
<td>http://www.reno.gov</td>
<td>8:42</td>
<td>1995/11/1</td>
<td>1/11/1995</td>
</tr>
<tr>
<td>foo@reno.gov</td>
<td>03603</td>
<td>941-964-8942</td>
<td>$1677.07</td>
<td>176.96.162.192</td>
<td>http://www.flexomat.com</td>
<td>19:11</td>
<td>1980/7/31</td>
<td>31/7/1980</td>
</tr>
<tr>
<td>found@flexomat.com</td>
<td>84939</td>
<td>941-964-7004</td>
<td>$3916.83</td>
<td>240.145.198.78</td>
<td>http://www.fish.org</td>
<td>1:29</td>
<td>1980/8/26</td>
<td>26/8/1980</td>
</tr>
<tr>
<td>henry@lostnfound.org</td>
<td>76453</td>
<td>941-964-3084</td>
<td>$3875.88</td>
<td>235.225.168.168</td>
<td>http://www.fish.org</td>
<td>15:31</td>
<td>2000/10/22</td>
<td>22/10/2000</td>
</tr>
<tr>
<td>sam@aftonbladet.se</td>
<td>36274</td>
<td>941-964-7784</td>
<td>$73.43</td>
<td>114.190.194.148</td>
<td>http://www.dn.se</td>
<td>18:24</td>
<td>1994/11/11</td>
<td>11/11/1994</td>
</tr>
<tr>
<td>dev@polyester.se</td>
<td>15971</td>
<td>941-964-7527</td>
<td>$1855.18</td>
<td>179.121.143.189</td>
<td>http://www.flexomat.com</td>
<td>10:25</td>
<td>1984/8/16</td>
<td>16/8/1984</td>
</tr>
<tr>
<td>devo@fish.org</td>
<td>31734</td>
<td>941-964-9760</td>
<td>$3201.35</td>
<td>213.186.220.205</td>
<td>http://www.samba.org</td>
<td>19:37</td>
<td>1979/3/4</td>
<td>4/3/1979</td>
</tr>
<tr>
<td>devo@reno.gov</td>
<td>52074</td>
<td>941-964-2068</td>
<td>$3035.24</td>
<td>189.62.225.163</td>
<td>http://www.dn.se</td>
<td>21:18</td>
<td>1998/2/24</td>
<td>24/2/1998</td>
</tr>
<tr>
<td>mendez@fish.org</td>
<td>87800</td>
<td>941-964-7933</td>
<td>$618.59</td>
<td>254.119.153.91</td>
<td>http://www.dn.se</td>
<td>22:34</td>
<td>1979/5/28</td>
<td>28/5/1979</td>
</tr>
<tr>
<td>muffins@reno.gov</td>
<td>95926</td>
<td>941-964-147</td>
<td>$3897.91</td>
<td>105.85.121.209</td>
<td>http://www.flexomat.com</td>
<td>9:50</td>
<td>2003/4/1</td>
<td>1/4/2003</td>
</tr>
<tr>
<td>carl@donuts.com</td>
<td>74513</td>
<td>941-964-4507</td>
<td>$2150.68</td>
<td>106.175.123.125</td>
<td>http://www.fish.org</td>
<td>21:42</td>
<td>1977/4/8</td>
<td>8/4/1977</td>
</tr>
<tr>
<td>sam@fish.org</td>
<td>82420</td>
<td>941-964-2134</td>
<td>$3947.54</td>
<td>129.78.102.122</td>
<td>http://mountdev.net</td>
<td>11:33</td>
<td>1990/11/26</td>
<td>26/11/1990</td>
</tr>
<tr>
<td>devo@mountdev.net</td>
<td>81905</td>
<td>941-964-3535</td>
<td>$722.17</td>
<td>229.101.84.111</td>
<td>http://fish.org</td>
<td>7:29</td>
<td>1975/12/28</td>
<td>28/12/1975</td>
</tr>
<tr>
<td>john@lostnfound.org</td>
<td>93124</td>
<td>941-964-1508</td>
<td>$394.82</td>
<td>61.184.235.77</td>
<td>http://www.mountdev.net</td>
<td>14:38</td>
<td>1979/12/10</td>
<td>10/12/1979</td>
</tr>
</tbody>
</table>
package com.itcast.db;
import java.sql.Connection;
import java.sql.DriverManager;
import java.util.Properties;
public class ConnectionUtil {
public Connection openConnection() {
String driver = "";
String url = "";
String user = "";
String password = "";
Properties prop = new Properties();
Connection conn = null;
try {
//加載屬性文件
prop.load(this.getClass().getClassLoader().getResourceAsStream(
"DBConfig.properties"));
driver = prop.getProperty("driver");
url = prop.getProperty("url");
user = prop.getProperty("user");
password = prop.getProperty("password");
//Class.forName加載驅動
Class.forName(driver);
//DriverManager獲得連接
conn = DriverManager.getConnection(url, user, password);
return conn;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
}
3.業務實現類
package com.itcast.service.impl;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.List;
import com.itcast.db.ConnectionUtil;
import com.itcast.db.DBConnection;
import com.itcast.model.User;
import com.itcast.service.IUser;
/**
* 業務邏輯處理
*
* @author Administrator
*
*/
public class UserImpl implements IUser {
// DBConnection db = new DBConnection();
private PreparedStatement pstm;
/**
* 添加用戶
*/
public void add_User(User user) {
try{
// Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
// conn= DriverManager.getConnection("jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=school", "sa", "sa");
Connection conn = new ConnectionUtil().openConnection();
pstm=conn.prepareStatement("insert into userTable(user_name , user_password ,user_age,user_sex,user_address,user_telephone) values(?,?,?,?,?,?)");
pstm.setString(1, user.getUsername());
pstm.setString(2, user.getPassword());
pstm.setInt(3, user.getAge());
pstm.setString(4, user.getSex());
pstm.setString(5, user.getAddress());
pstm.setString(6, user.getTelephone());
pstm.executeUpdate();
}catch(SQLException e){
e.printStackTrace();
}catch(Exception e){
e.printStackTrace();
}
// String sql="insert into userTable(user_name , user_password ,user_age,user_sex,user_address,user_telephone) values(?,?,?,?,?,?)";
//
// db.GetConnection();
}
/**
* 刪除用戶
*/
public boolean del_User(int id) {
boolean result=false;
try{
Connection conn = new ConnectionUtil().openConnection();
pstm=conn.prepareStatement("delete from userTable where user_id="+id);
pstm.executeUpdate();
result=true;
}catch(SQLException e){
e.printStackTrace();
}catch(Exception e){
e.printStackTrace();
}
return result;
}
/**
* 查找用戶
*/
public List<User> find_User() {
Connection conn = new ConnectionUtil().openConnection();
List<User> list = new ArrayList();
User user = new User();
String sql = "select * from userTable ";
try {
pstm=conn.prepareStatement(sql);
// pstm.setInt(1, id);
ResultSet rs=pstm.executeQuery();
while (rs.next()) {
user.setId(rs.getInt(1));
user.setUsername(rs.getString(2));
user.setPassword(rs.getString(3));
user.setAge(rs.getInt(4));
user.setSex(rs.getString(5));
user.setAddress(rs.getString(6));
user.setTelephone(rs.getString(7));
user.setTime(rs.getDate(8));
// System.out.println(rs.getString(7));
list.add(user);
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return list;
}
/**
* 按照id查詢用戶信息
*/
public List find_Users(int id) {
Connection conn = new ConnectionUtil().openConnection();
List list = new ArrayList();
User user = new User();
String sql = "select * from userTable where user_id=?";
try {
pstm=conn.prepareStatement(sql);
pstm.setInt(1, id);
ResultSet rs=pstm.executeQuery();
while (rs.next()) {
user.setId(rs.getInt(1));
user.setUsername(rs.getString(2));
user.setPassword(rs.getString(3));
user.setAge(rs.getInt(4));
user.setSex(rs.getString(5));
user.setAddress(rs.getString(6));
user.setTelephone(rs.getString(7));
user.setTime(rs.getDate(8));
// System.out.println(rs.getString(7));
list.add(user);
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return list;
}
/**
* 修改用戶信息
*/
public IUser modify_User() {
// TODO Auto-generated method stub
return null;
}
}
一、下載SQL SERVER2000的jdbc驅動程序。在微軟站點就有這個驅動程序: Window操作系統
http://download.microsoft.com/download/3/0/f/30ff65d3-a84b-4b8a-a570-27366b2271d8/setup.exe Unix操作系統
Mssqlserver.tar http://download.microsoft.com/download/3/0/f/30ff65d3-a84b-4b8a-a570-27366b2271d8/mssqlserver.tar
二、安裝JDBC 執行ms_jdbc_setup.exe可執行文件,一切只需要點擊下一
步,至到出現finish按鈕,完成安裝。注: (1) ms_JDBC_setup默認安裝路
徑為:c:\Program Files\Microsoft SQL Server 2000 Driver for JDBC (2)此版
(Version 2.2.0022)本僅支持Microsoft SQL Server 2000 Driver for JDBC (3)安
裝目錄\lib\下的三個jar文件即是我們要的JDBC驅動核心 msbase.jar
mssqlserver.jar msutil.jar
三、將以上(3)中指的三個jar文件加入到環境變量中去 classpath:
d:\webserver\lib\msbase.jar;d:\webserver\lib\mssqlserver.jar;d:\webserver\lib\msutil.jar
注:也可以省事的將以上三個文件拷貝至你的jvm機所在的
JAVA_HOME\jre\lib\ext目錄下,不過不建議這么做。 對于web項目,可
直接將以上三個jar包拷貝到WEB-INF下的lib文件夾下即可。
四、測試 jsp文件:
您的第一個字段內容為:
您的第二個字段內容為:
五、注意事項 1. 要保證你的Sql服務是啟動狀態 2. 在Sql 的管理器中能夠
使用sa或其它用戶正常登錄;(有些人在安裝sql時用了nt用戶管理模式,
這里可能會有一定問題) 3. 第一次配置好環境變量最好能重啟一下電腦
4. 注意JVM和DataBase的啟動順序:先啟動DataBase,再啟動JVM機。
注:在停止Web服務器后,再重啟動,中間最好能有10秒以上的間隔。
5. 注意操作系統的網絡連通性 A.啟動了Tcp/IP服務 B.配置了相關IP地址,
有些人機器可能用的是自動分配IP或有配置IP時,但網絡不通可能也找不
到IP 6. 有些機器在調試明最好能將(四)中的連接地址localhost改成數據
庫服務器的IP,這也是要注意5的原因。
package zmsjdbc;
import java.sql.*;
public class sqlserver1 {
private String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=catv"; //catv是數據庫!loacalhost可以用IP和主機
private String user="sa";
private String pwd="";
public Connection getcon() {
Connection con;
try { //加載驅動程序
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance(); //創建連接 con=DriverManager.getConnection(url,user,pwd);
return con;
} catch(ClassNotFoundException e) {
System.out.println("加載驅動程序出錯");
} catch(SQLException e) {
System.out.println(e.getMessage());
} catch(Exception e) {
System.out.println("出現了好大的錯誤");
}
return null;
}
public ResultSet executeSql(String sqlstr) {
Connection conn; Statement stmt;
try { conn=getcon();
stmt=conn.createStatement();
ResultSet rs=stmt.executeQuery(sqlstr);
return rs;
} catch(SQLException e) {
System.out.print("獲取數據集時出現錯誤");
}
return null;
}
public static void main(String[] args) {
ResultSet rs1;
sqlserver1 sql1=new sqlserver1();
rs1=sql1.executeSql("select ui_id,ui_name from userinfo");
try {
while(rs1.next()) {
System.out.println(rs1.getString("ui_id")+" 姓名:"+rs1.getString("ui_name"));
}
} catch(Exception e)
{
System.out.println(e.getMessage());
}
} } /*
1、對于SQLSERVER 必須下載 SQLSERVER驅動 http://download.microsoft.com/download/3/0/f/30ff65d3-a84b-4b8a-a570-27366b2271d8/setup.exe 然后把 msbase.jar mssqlserver.jar msutil.jar 復制到 D:\JBuilder9\jdk1.4\jre\lib\ext,或者放在web項目的WEB-INF/lib下。
2:如果出現錯誤: java.sql.SQLException: [Microsoft][SQLServer 2000 Driver for JDBC]Error establishing socket. 說明 SQLERVER 端口號 不對 》》》更改端口號:SQLSERVER->屬性-常規-網絡配置-常規-TCP/IP-屬性--更改端口號有個命令可以用: cmd-> netstat -a 例如:String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=zmstv"; 說明你使用的是1433 在CMD 下 輸入 netstat -a -n 應該看不到:TCP 127.0.0.1:1433 0.0.0.0:0 LISTENING 如果安裝 sqlserver 2000 出現 報錯 "以前的某個程序安裝已在安裝計算機上創建掛起的文件操作。。。。" 打開注冊表編輯器,在 HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager中找到PendingFileRenameOperations項目,并刪除它。這樣就可以清除安裝暫掛項目。
在J2ME程序開發過程中,為了一定的需要,經常需要來獲得用戶的手機號碼,但是這個功能卻在標準的J2ME類庫中沒有提供。
在使用中國移動的CMWAP方式連接網絡時,中國移動會將用戶的手機號碼放在一個名稱為x-up-calling-line-id的頭信息中,可以通過讀取該頭信息,獲得用戶的手機號碼,具體代碼如下:
String usermphone = http.getHeader("x-up-calling-line-id");
偽手機號,用戶在移動夢網的ID:
String usermphone = http.getHeader("MISC_MID");
其中http是HttpConnction類型的對象。
[color=Green]注意:必須要是CNWAP聯網才行。 [/color]
原來獲取用戶手機號碼很簡單,關鍵是通信營運商給不給你送。如果給你送的話,手機號碼是在Http請求頭里獲取,通常在x-up-calling-line-id項里,如果通過此項得不到的話。可采用循環讀出所有的Http頭里的信息,號碼在哪一個頭里就一目了然了。
String userPhone = request.getHeader("x-up-calling-line-id");一般通過這句就能獲取到手機號碼。
如果號碼不在上面這條請求頭里,采用下面方法讀取看號碼在哪一條請求頭里。
Enumeration headers = request.getHeaderNames() ;
while(headers.hasMoreElements())
{
String head = (String)headers.nextElement();
out.println(head+":"+request.getHeader(head));
}
這樣就可以將所有的信息打印出來,看到號碼的位置了。注意獲取號碼的前提是跟營運商有合作或者跟他們申請。同意給你送,否則程序實現了也沒有用。
本文來自CSDN博客,轉載請標明出處:http://blog.csdn.net/jhjinhua/archive/2008/12/12/3505675.aspx
手機號碼:Request.ServerVariables("HTTP_X_UP_CALLING_LINE_ID")
手機型號:request.ServerVariables("HTTP_User-Agent")
補充:
手機號碼,要看當地的運營商了
有三種方法獲得(聯通的)
1.加密的手機號碼:被加密的手機號碼,與手機號碼一一對應。
中國聯通WAP平臺向CP Server(主域或IP地址)傳送加密手機號碼,CP Server獲取該加密手機號碼的方法為:在每次用戶發送的請求http header中取“deviceid”。
2.公開的手機號碼:中國聯通WAP平臺向CP Server(主域或IP地址)傳送公開的手機號碼,CP Server獲取該公開手機號碼的方法為:在每次用戶發送的請求http header中取“x-up-calling-line-id”。
以上要和聯通進行申請
3、你可以試這樣的方法獲得手機號碼: Mobile = request.ServerVariables("HTTP_X_UP_subno")
Mobile =mid(FromMobile,3,11) ??
asp?lp=27&id=1782582>http://www.blueidea.com/bbs/NewsDetail.asp?lp=27&id=1782582
聲明:第三種方法不保險
頭文件參考:
答7:
POST /default.asp HTTP/1.0
Host: 211.94.121.3:81
content-type: text/plain
accept-language: zh
accept-charset: ISO-8859-1, UTF-8; Q=0.8, ISO-10646-UCS-2; Q=0.6
profile: http://nds.nokia.com/uaprof/N7210r100.xml
user-agent: Nokia7210/1.0 (3.09) Profile/MIDP-1.0 Configuration/CLDC-1.0
x-wap.tod-coded: Thu, 01 Jan 1970 00:00:00 GMT
accept: */*
content-length: 1
Cookie: ASPSESSIONIDGGGQGAPU=KFHHMHPCHJFPKPEPBEDFHCJL
via: WTP/1.1 wapgw2 (Nokia WAP Gateway 3.1/CD1/3.1.43), HTTP/1.1 httpproxy2[0A0000C3] (Traffic-Server/4.0.9 [uSc ])
X-Network-info: GPRS,10.15.96.127,13810027XXX,211.139.172.70,unsecured
X-Forwarded-For: 10.15.96.127
X-Up-Calling-Line-ID: 13810027XXX
X-Source-ID: 211.139.172.70
X-Nokia-CONNECTION_MODE: CLESS
X-Nokia-BEARER: GPRS
X-Nokia-gateway-id: NAWG/3.1/Build43
Client-ip: 192.168.0.6
Connection: keep-alive