hente form værdier
problem = værdien fra dropdown bliver ikke hentet ????test_2.asp
<%
for each item in request.QueryString ' løb alle formens elementer igennem
navn = item
if request.QueryString(item) <> "" then response.write navn & " - " & request.QueryString(item) & "<br>" ' udskriv
next
%>
har følgende js
<script type="text/javascript" language="javascript">
var http_request = false;
function makeRequest(url, parameters) {
http_request = false;
if (window.XMLHttpRequest) { // Mozilla, Safari,...
http_request = new XMLHttpRequest();
if (http_request.overrideMimeType) {
// set type accordingly to anticipated content type
//http_request.overrideMimeType('text/xml');
http_request.overrideMimeType('text/html');
}
} else if (window.ActiveXObject) { // IE
try {
http_request = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
http_request = new ActiveXObject("Microsoft.XMLHTTP");
} catch (e) {}
}
}
if (!http_request) {
alert('Cannot create XMLHTTP instance');
return false;
}
http_request.onreadystatechange = alertContents;
http_request.open('GET', url + parameters, true);
http_request.send(null);
}
function alertContents() {
if (http_request.readyState == 4) {
if (http_request.status == 200) {
//alert(http_request.responseText);
result = http_request.responseText;
document.getElementById('myspan').innerHTML = result;
} else {
alert('There was a problem with the request.');
}
}
}
function get(obj) {
var getstr = "?";
for (i=0; i<obj.getElementsByTagName("input").length; i++) {
if (obj.getElementsByTagName("input")[i].type == "text") {
getstr += obj.getElementsByTagName("input")[i].name + "=" +
obj.getElementsByTagName("input")[i].value + "&";
}
if (obj.getElementsByTagName("input")[i].type == "checkbox") {
if (obj.getElementsByTagName("input")[i].checked) {
getstr += obj.getElementsByTagName("input")[i].name + "=" +
obj.getElementsByTagName("input")[i].value + "&";
} else {
getstr += obj.getElementsByTagName("input")[i].name + "=&";
}
}
if (obj.getElementsByTagName("input")[i].type == "radio") {
if (obj.getElementsByTagName("input")[i].checked) {
getstr += obj.getElementsByTagName("input")[i].name + "=" +
obj.getElementsByTagName("input")[i].value + "&";
}
}
if (obj.getElementsByTagName("input")[i].tagName == "SELECT") {
var sel = obj.getElementsByTagName("input")[i];
getstr += sel.name + "=" + sel.options[sel.selectedIndex].value + "&";
}
}
makeRequest('test_2.asp', getstr);
}
</script>
og følgende form
<form action="java script:get(document.getElementById('myform'));" name="myform" id="myform">
<table width="500" border="0" cellspacing="0" cellpadding="0">
<tr>
<td> </td>
<td><input type="text" name="myfield" value="teststring">
</td>
</tr>
<tr>
<td> </td>
<td><input type="radio" name="myradio" value="0" checked> 0
<input type="radio" name="myradio" value="1"> 1</td>
</tr>
<tr>
<td> </td>
<td><input type="checkbox" name="mycheck1" value="1"> 1
<input type="checkbox" name="mycheck2" value="2"> 2
<input type="checkbox" name="mycheck3" value="3"> 3
<input type="checkbox" name="mycheck4" value="4"> 4
<input type="checkbox" name="mycheck5" value="5"> 5
</td>
</tr>
<tr>
<td> </td>
<td><select name="myselect">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
</select></td>
</tr>
<tr>
<td> </td>
<td>
<input type="submit" name="button" value="Normal Submit Button"></td>
</tr>
</table>
</form>
<br><br>
Server-Response:<br>
<span name="myspan" id="myspan"></span>
