Created
March 30, 2017 12:20
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| <html> | |
| <head> | |
| <script> | |
| function showUser(str) { | |
| if (str == "") { | |
| document.getElementById("txtHint").innerHTML = ""; | |
| return; | |
| } else { | |
| if (window.XMLHttpRequest) { | |
| // code for IE7+, Firefox, Chrome, Opera, Safari | |
| xmlhttp = new XMLHttpRequest(); | |
| } else { | |
| // code for IE6, IE5 | |
| xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); | |
| } | |
| xmlhttp.onreadystatechange = function() { | |
| if (this.readyState == 4 && this.status == 200) { | |
| document.getElementById("txtHint").innerHTML = this.responseText; | |
| } | |
| }; | |
| xmlhttp.open("GET","getuser.php?q="+str,true); | |
| xmlhttp.send(); | |
| } | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| <form> | |
| <select name="users" onchange="showUser(this.value)"> | |
| <option value="">Select a person:</option> | |
| <option value="1">Peter Griffin</option> | |
| <option value="2">Lois Griffin</option> | |
| <option value="3">Joseph Swanson</option> | |
| <option value="4">Glenn Quagmire</option> | |
| </select> | |
| </form> | |
| <br> | |
| <div id="txtHint"><b>Person info will be listed here...</b></div> | |
| </body> | |
| </html> | |
| //************************* PHP File getuser.php ********************************************** | |
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <style> | |
| table { | |
| width: 100%; | |
| border-collapse: collapse; | |
| } | |
| table, td, th { | |
| border: 1px solid black; | |
| padding: 5px; | |
| } | |
| th {text-align: left;} | |
| </style> | |
| </head> | |
| <body> | |
| <?php | |
| $q = intval($_GET['q']); | |
| $con = mysqli_connect('localhost','peter','abc123','my_db'); | |
| if (!$con) { | |
| die('Could not connect: ' . mysqli_error($con)); | |
| } | |
| mysqli_select_db($con,"ajax_demo"); | |
| $sql="SELECT * FROM user WHERE id = '".$q."'"; | |
| $result = mysqli_query($con,$sql); | |
| echo "<table> | |
| <tr> | |
| <th>Firstname</th> | |
| <th>Lastname</th> | |
| <th>Age</th> | |
| <th>Hometown</th> | |
| <th>Job</th> | |
| </tr>"; | |
| while($row = mysqli_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>" . $row['Job'] . "</td>"; | |
| echo "</tr>"; | |
| } | |
| echo "</table>"; | |
| mysqli_close($con); | |
| ?> | |
| </body> | |
| </html> |
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