Código:
Pero al querer hacerlo correr en localhost no funciona nada ya cambie las conexiones y segun el tutorial deberia funcionar todo bien, cual puede ser el problema??http://www.tutorialspoint.com/php/php_and_ajax.htm
Mis archivos ajax.html
Código HTML:
<html> <body> <script language="javascript" type="text/javascript"> <!-- //Browser Support Code function ajaxFunction(){ var ajaxRequest; // The variable that makes Ajax possible! try{ // Opera 8.0+, Firefox, Safari ajaxRequest = new XMLHttpRequest(); }catch (e){ // Internet Explorer Browsers try{ ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP"); }catch (e) { try{ ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP"); }catch (e){ // Something went wrong alert("Your browser broke!"); return false; } } } // Create a function that will receive data // sent from the server and will update // div section in the same page. ajaxRequest.onreadystatechange = function(){ if(ajaxRequest.readyState == 4){ var ajaxDisplay = document.getElementById('ajaxDiv'); ajaxDisplay.value = ajaxRequest.responseText; } } // Now get the value from user and pass it to // server script. var age = document.getElementById('age').value; var wpm = document.getElementById('wpm').value; var sex = document.getElementById('sex').value; var queryString = "?age=" + age ; queryString += "&wpm=" + wpm + "&sex=" + sex; ajaxRequest.open("GET", "ajax-example.php" + queryString, true); ajaxRequest.send(null); } //--> </script> <form name='myForm'> Max Age: <input type='text' id='age' /> <br /> Max WPM: <input type='text' id='wpm' /> <br /> Sex: <select id='sex'> <option value="m">m</option> <option value="f">f</option> </select> <input type='button' onclick='ajaxFunction()' value='Query MySQL'/> </form> <div id='ajaxDiv'>Your result will display here</div> </body> </html>
Código PHP:
<?php
$dbhost = "localhost";
$dbuser = "root";
$dbpass = "vertrigo";
$dbname = "ajax_buscador";
//Connect to MySQL Server
mysql_connect($dbhost, $dbuser, $dbpass);
//Select Database
mysql_select_db($dbname) or die(mysql_error());
// Retrieve data from Query String
$age = $_GET['age'];
$sex = $_GET['sex'];
$wpm = $_GET['wpm'];
// Escape User Input to help prevent SQL Injection
$age = mysql_real_escape_string($age);
$sex = mysql_real_escape_string($sex);
$wpm = mysql_real_escape_string($wpm);
//build query
$query = "SELECT * FROM ajax_example WHERE sex = '$sex'";
if(is_numeric($age))
$query .= " AND age <= $age";
if(is_numeric($wpm))
$query .= " AND wpm <= $wpm";
//Execute query
$qry_result = mysql_query($query) or die(mysql_error());
//Build Result String
$display_string = "<table>";
$display_string .= "<tr>";
$display_string .= "<th>Name</th>";
$display_string .= "<th>Age</th>";
$display_string .= "<th>Sex</th>";
$display_string .= "<th>WPM</th>";
$display_string .= "</tr>";
// Insert a new row in the table for each person returned
while($row = mysql_fetch_array($qry_result)){
$display_string .= "<tr>";
$display_string .= "<td>$row[name]</td>";
$display_string .= "<td>$row[age]</td>";
$display_string .= "<td>$row[sex]</td>";
$display_string .= "<td>$row[wpm]</td>";
$display_string .= "</tr>";
}
echo "Query: " . $query . "<br />";
$display_string .= "</table>";
echo $display_string;
?>