a code
conn.php
<?php $conn=mysql_connect("localhost","root","root") or die("Database connection failed".mysql_error()); mysql_select_db("db_database27",$conn) or die("Database connection failed".mysql_error()); mysql_query("set names gb2312"); ?>
index.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=gb2312" /> <title>Interact with PHP via POST</title> <style type="text/css"> <!-- body { margin-left: 0px; margin-top: 00px; margin-right: 0px; margin-bottom: 0px; } --> </style></head> <script> var xmlHttp; //Define the XMLHttpRequest object function createXmlHttpRequestObject(){ if(window.ActiveXObject){ //If running under internet explorer try{ xmlHttp=new ActiveXObject("Microsoft.XMLHTTP"); }catch(e){ xmlHttp=false; } }else{ try{ //if running under Mozilla or other browsers xmlHttp=new XMLHttpRequest(); }catch(e){ xmlHttp=false; } } if(!xmlHttp) //return the created object or display an error message alert("Return created object or display error message"); else return xmlHttp; } function showsimple(){ //Create the main control function createXmlHttpRequestObject(); var us = document.getElementById("user").value; //Get the value submitted by the form var nu = document.getElementById("number").value; var ex = document.getElementById("explains").value; if(us=="" && nu=="" && ex==""){ //Judging that the value submitted by the form cannot be empty alert('Added data cannot be empty!'); return false; } var post_method="users="+us+"&numbers="+nu+"&explaines="+ex; //构造URL参数 xmlHttp.open("POST","searchrst.php",true); //Call the specified add file xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded;"); //Set the request header information xmlHttp.onreadystatechange=StatHandler; //Determine the status value of the URL call and process it xmlHttp.send(post_method); //Send data to server } function StatHandler(){ //Define the handler function if(xmlHttp.readyState==4 && xmlHttp.status==200){ //Judging if the execution is successful, output the following content if(xmlHttp.responseText!=""){ alert("Data added successfully!"); //Define the data returned by the server into DIV document.getElementById("webpage").innerHTML=xmlHttp.responseText; }else{ alert("Add failed!"); //If the return value is empty } } } </script> <body> <table width="800" height="632" border="0" align="center" cellpadding="0" cellspacing="0" background="images/bj.jpg"> <tr> <td width="260" height="245"> </td> <td colspan="2" align="center" valign="bottom"><strong>Query employee information, based on employee skill information</strong></td> <td width="40"> </td> </tr><form id="searchform" name="searchform" method="post" action="#"> <tr> <td height="25"> </td> <td width="150" align="right">员工姓名: </td> <td width="350" align="left"><input name="user" type="text" id="user" size="30" /></td> <td> </td> </tr> <tr> <td height="25"> </td> <td align="right">Employee Number: </td> <td align="left"><input name="number" type="text" id="number" size="20" /></td> <td> </td> </tr> <tr> <td height="25"> </td> <td align="right">Skill Description: </td> <td align="left"><textarea name="explains" cols="40" rows="3" id="explains"></textarea></td> <td> </td> </tr> <tr> <td height="25"> </td> <td colspan="2" align="center"> <input type="button" name="Submit" value="提交" onclick="showsimple();" /> <input type="reset" name="Submit2" value="重置" /></td> <td> </td> </tr> </form> <tr> <td height="268"> </td> <td colspan="2" align="center" valign="top"><div id="webpage"></div></td> <td> </td> </tr> <tr> <td> </td> <td colspan="2"> </td> <td> </td> </tr> </table> </body> </html>
searchrst.php
<?php header('Content-type: text/html;charset=GB2312'); //Specify the encoding format of the sent data include_once 'conn/conn.php'; //Connect to the database $user =iconv('UTF-8','gb2312',$_POST['users']); //获取Ajax传递的值,并实现字符编码转换 $number = iconv('UTF-8','gb2312',$_POST['numbers']); //获取Ajax传递的值,并实现字符编码转换 $explains = iconv('UTF-8','gb2312',$_POST['explaines']); //获取Ajax传递的值,并实现字符编码转换 $sql="insert into tb_administrator(user,number,explains)values('$user','$number','$explains')"; $result=mysql_query($sql,$conn); //执行添加语句 if($result){ $sqles="select * from tb_administrator "; $results=mysql_query($sqles,$conn); echo "<table width='500' border='1' cellpadding='1' cellspacing='1' bordercolor='#FFFFCC' bgcolor='#666666'>"; echo "<tr><td height='30' align='center' bgcolor='#FFFFFF'>ID</td><td align='center' bgcolor='#FFFFFF'>名称</td><td align='center' bgcolor='#FFFFFF'>编号</td><td align='center' bgcolor='#FFFFFF'>描述</td></tr>"; while($myrow=mysql_fetch_array($results)){ //循环输出查询结果 echo "<tr><td height='22' bgcolor='#FFFFFF'>".$myrow[id]."</td>"; echo "<td bgcolor='#FFFFFF'>".$myrow[user]."</td>"; echo "<td bgcolor='#FFFFFF'>".$myrow[number]."</td>"; echo "<td bgcolor='#FFFFFF'>".$myrow[explains]."</td>"; echo "</tr>"; } echo "</table>"; } ?>
二 运行结果