ajax

Update Database record using jQuery/PHP and a link and not a button

I am attempting to make a registration-like page for a small forum. To register for an event, I simply want the users to click a 'link'. (It doesn't have to be a link, but I don't want it to look like a button, so fancy CSS is acceptable). On this page there will be a limited number of openings per event. (Simple database query to popul...

Asp.Net page with Ajax reload the whole page everytime, why?

Here is a snippet that doesn't work: <form id="form1" runat="server"> <div> This is the time : <br /> <asp:ScriptManager ID="ScriptManager1" runat="server"></asp:ScriptManager> <asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode="conditional" ChildrenAsTriggers="false"> <Content...

Is there any way to determine if an HTML select is currently open?

I have a page that is doing a continuous ajax refresh, and I don't want to do this refresh if the user is currently making a selection in a dropdown. Is there any way to check if the user has the dropdown opened, and then stop the update? Thanks! ...

Getting data back AND $POSTing data using jQuery.Ajax

I'm trying to build a registration system using PHP and the AJAX components of jquery. My jQuery takes the values of the username and password fields and makes a POST request to the PHP script, which grabs the values using $_POST and saves them to the database. Of course, i'm wanting to make sure that there aren't any duplicate usernam...

jquery ajax with memcache and php objects

Hi hope I'll be able to explain my needs clearly... :) . I have a HTML document generated by a PHP script that contains some objects stored in memcache. The PHP script uses these objects to populate the HTML elements and create a structure like this: //$day is an array of objects pulled from memcache <ul id="day"> <?php foreach($day ...

How to send js array via ajax?

I can only send string or numeric values,how to send an array? ...

How to create a xmlhttp request?

var url="display.php?vote="+grade; xmlHttp.onreadystatechange=stateChanged xmlHttp.open("GET",url,true) xmlHttp.send(null) } } function stateChanged() { if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete") { document.getElementById("txtHint").innerHTML=xmlHttp.responseText } } This piece of code fails to send out the...

Chat Application in ASP.NET

I've to write an Ajax chat web application in ASP.NET for a friend, and I've a question: if client1 sends a message to client2, how should the application send the message to client2? Is there a better way than sending requests to the server, "asking" if there are new messages? Is it possible to directly send the message to the client? ...

Asp.net MVC Ajax.ActionLink send ViewData.Model to the Action with last User inputs

I want to send ViewData.model to Special action with the last user data entry. I mean, the Edit form is showed to the User, User input values to some fields, when he/she will click on the Ajax.ActionLink, I am supposed to get my Model with the last modified in the action. I am sending ViewData.Model to the Action with the below code, b...

REST/Ajax deep linking compatibility - Anchor tags vs query string

So I'm working on a web app, and I want to filter search results. A nice restful implementation might look like this: 1. mysite.com/clothes/men/hats+scarfs But lets say we want to ajax up the filtering, like the cool kids, and we want to retain deep linking, we might use the anchor tag and parse that with Javascript to show the corre...

open external url in div

i want to load contents of external url like (http://www.google.com) into div, i the way which will readable by search engine crawl. in any one of (jquery / ajax / php ) Thanks ...

easy way to show image next to textbox?

Hi, I trying to validate a form using ajax...I have got it to show either a cross or tick if the box passes valdation. This is done by showing or hiding a div tag, is there an easier way without me having to have a div tag for each cross & tick as this would use about 20 div tags. Thanks ...

Multiple ajax content requests in a loop

I'm trying to load some ajax content into a table, unfortunately it's only loading the last row multiple times instead of loading each new rows. This is the code I'm using: function periodicRefresh() { $.ajax({ type: 'GET', url: 'include/ajaxActions.php', data: "action=displayLastEvent", success: fu...

Select content from JQuery ajax return object

As I understand it, the JQuery load() function retrieves a document and can perform the quivelent of: $('#somecontenttograb').html() upon it. I would like to know how to do that... In essence, I want to use JQuery to asynchronously download a web page and then grab elements from it and insert them into my own document at different pl...

AJAX script not working in Firefox

I have written an AJAX script to read information from a database and inject it into a .php file as HTML. It works in IE8, Safari, Chrome but not Firefox. No errors displayed or anything, it just doesn't execute at all. Here's the code: function queryDatabase(query) { alert(); var xmlhttp; if (window.XMLHttpRequest) { ...

window.onload equivalent for Ajax applications?

I'm using window.onload to call my JavaScript code that has to be executed after the page is fully loaded. From what I read this is the recommended method to call such scripts. However, it does not work for some Ajax sites, www.bing.com for instance - window.onload is called before the pages is fully rendered. Any suggestions? ...

Are these JQuery calls the same?

Hi guys, Could someone tell me if this: $.ajax({ url: 'test.html', success: function(data) { alert("Data Loaded: " + data); } }); is the same as this: $.ajax({ url: 'test.html', success: function(data) { alert("Data Loaded: " + $(data).html()); } ...

Stop form page load upon submit with jQuery

$(document).ready(function() { $("form.ajax").submit(function(e) { destString = $(this).attr('action'); dataString = $(this).serialize(); $.ajax({ type: "POST", url: destString, data: dataString, datatype: json, success: function(data) { if (!data.success) { $.amwnd(...

Debugging jQuery AJAX response: what I'm doing wrong

$.ajax({ type: 'POST', url: 'place/add', data: { lat: lat, lng: lng, name: name, address: address, phone: phone, review: review, category: category }, success: function(data) { alert(data); alert(data.id); // ...... }); The first alert gives: {"id":...

Does the iPhone has AJAX and jQuery support?

Does the iPhone has AJAX and jQuery support? I am developing a chatbox for iPhone with these two. Are they supported on MobileSafari? ...