var url="getuser.php";
url=url+"?q="+str ;
url=url+"&sid="+Math.random() ;
xmlHttp.open("GET",url,true);
<?php
$q=$_GET["q"];
$con = mysql_connect('localhost', 'root', 'root');
if (!$con) { die('Could not connect: ' . mysql_error()); }
mysql_select_db("ajax_demo", $con);$sql="SELECT * FROM user WHERE id = '".$q."'";$result = mysql_query($sql);
echo "<table border='1'>
<tr>
<th>Firstname</th>
<th>Lastname</th>
<th>Age</th>
<th>Hometown</th>
<th>Job</th>
</tr>";
while($row = mysql_fetch_array($result))
{ echo "<tr>";
echo "<td>" . $row['FirstName'] . "</td>";
echo "<td>" . $row['LastName'] . "</td>";
echo "<td>" . $row['Age'] . "</td>";
echo "<td>" . $row['HomeTown'] . "</td>";
echo "<td>" . $row['Job'] . "</td>";
echo "</tr>";
}
echo "</table>";
mysql_close($con);
?>
不起作用啊?
url=url+"?q="+str ;
url=url+"&sid="+Math.random() ;
xmlHttp.open("GET",url,true);
<?php
$q=$_GET["q"];
$con = mysql_connect('localhost', 'root', 'root');
if (!$con) { die('Could not connect: ' . mysql_error()); }
mysql_select_db("ajax_demo", $con);$sql="SELECT * FROM user WHERE id = '".$q."'";$result = mysql_query($sql);
echo "<table border='1'>
<tr>
<th>Firstname</th>
<th>Lastname</th>
<th>Age</th>
<th>Hometown</th>
<th>Job</th>
</tr>";
while($row = mysql_fetch_array($result))
{ echo "<tr>";
echo "<td>" . $row['FirstName'] . "</td>";
echo "<td>" . $row['LastName'] . "</td>";
echo "<td>" . $row['Age'] . "</td>";
echo "<td>" . $row['HomeTown'] . "</td>";
echo "<td>" . $row['Job'] . "</td>";
echo "</tr>";
}
echo "</table>";
mysql_close($con);
?>
不起作用啊?
var url="getuser.php?q="+str+"&sid="+Math.random() ;
xmlHttp.open("GET",url,true);
window.open(url);
*------------------不起作用指什么?
php取值没错, 你试下echo $_GET['q']; 看有没值, 大多是你客户端没提交到值