html：
<!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=utf-8" />
<title>md5</title>
<script src="jquery-1.4.2.min.js" type="text/javascript"></script>
<script type="text/javascript">
function SendValue(){
alert($("#source").val());
$.ajax({
type:'get',
url:'md5service.php',
data:{md5:$('#source').val()},
error:function(){
alert("error occured!!!");
},
success:CallBack
});
return true;
}
function CallBack(back){
alert(back);
$("#result").html(back);
}
</script>
</head>
<body>
<form action="md5service.php" method="get" target="_self" name="form1" >
<label>输入需要加密的数据：</label><input name="source" type="text" id="source" /><br />
<input type="button" value="md5" onclick="SendValue()" />
</form>
<p>结果为：</p>
<div id="result" >
result
</div>
</body>
</html>
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=utf-8" />
<title>md5</title>
</head>
<body>
<?php
$source = $_GET["md5"];
$md5Value = md5($source);
echo $md5Value;
$con = mysql_connect("localhost","root","niuniu");
if(!$con)
{
die("connect error!").mysql_error();
}
mysql_select_db("my_md5",$con);
$sql = "insert into MD5S(source ,md5) VALUES ('".$source."','".$md5Value."')";
mysql_query($sql);
mysql_close($con);
?>
</body>
</html>