这是windows的自动完成-_-!
打开你的internet选项,“内容”标签下有个“自动完成”选项
打开你的internet选项,“内容”标签下有个“自动完成”选项
解决方案 »
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CREATE DATABASE test;
CREATE TABLE `zipcodes` (
`zipcode` varchar(6) NOT NULL default '',
`city` varchar(20) NOT NULL default '',
`state` varchar(20) NOT NULL default '',
PRIMARY KEY (`zipcode`,`city`,`state`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1;INSERT INTO `zipcodes` (`zipcode`, `city`, `state`) VALUES ('510160', 'zsb', 'gz'),
('510420', 'gw', 'GZ');1.html代码如下:
HTML
<script>
function createRequestObject() {
var ro;
var browser = navigator.appName;
if(browser == "Microsoft Internet Explorer"){
ro = new ActiveXObject("Microsoft.XMLHTTP");
}else{
ro = new XMLHttpRequest();
}
return ro;
}var http = createRequestObject();function sndReq(zip) {
http.open('get', 'zipcode.php?zip='+zip);
http.onreadystatechange = handleResponse;
http.send(null);
}function handleResponse() {
if(http.readyState == 4){
var response = http.responseText;
var update = new Array(); if(response.indexOf('|' != -1)) {
update = response.split('|');
document.getElementById("city").value = update[0];
document.getElementById("state").value = update[1];
}
}
}
</script>
<h3>Enter A United States Zipcode, Then Tab</h3>
<table align="center">
<tr>
<td>Enter Zipcode:</td>
<td><input type="text" id="zipcode" name="zipcode" onBlur="sndReq(this.value);"/></td>
</tr>
<tr>
<td>City:</td>
<td><input type="text" id="city" name="city"/></td>
</tr>
<tr>
<td>State:</td>
<td><input type="text" id="state" name="state"/></td>
</tr>
</table>zipcode.php代码如下:
<?php
$dbuser = 'root';
$dbpass = '123456';$cn = mysql_connect("localhost", $dbuser, $dbpass);
$db = mysql_select_db("test");$sql = "select city, state from zipcodes where zipcode = " . $_REQUEST['zip'];
$rs = mysql_query($sql);
$row = mysql_fetch_array($rs);echo $row['city'] . "|" . $row['state'];mysql_close($cn);
?>试试添入510160或者510420,就自动从数据库中读出相应的city 和state并添入
ajax:Asynchronous JavaScript and XML.