ajax

问题 I guess this question is similar to this one, but asking again as it has not yet been answered. In my rails application, I have a view that contains a list of links that load content via ajax. Here is the partial for the link <%= link_to(story.title, {:controller=>"story", :id=>story.id}, :remote => true , :method=>'get', :class=>'story-link') %> This remote link works fine and loads content via AJAX when the view is loaded via HTTP. The view also has a small remote form which upon submission

问题 I can't figure out how to get this ajax request to post. <button class="btn btn-sm btn-primary" id="ajaxSubmit">Submit</button> <textarea rows="4" class="form-control resize_vertical" id="application_notes" name="application_notes" placeholder="Notes">{{$application->notes}}</textarea> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script> var url = "/instructor-notes-save/{{$application->id}}" $(document).ready(function(){ $('#ajaxSubmit').click

问题 I can't figure out how to get this ajax request to post. <button class="btn btn-sm btn-primary" id="ajaxSubmit">Submit</button> <textarea rows="4" class="form-control resize_vertical" id="application_notes" name="application_notes" placeholder="Notes">{{$application->notes}}</textarea> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script> var url = "/instructor-notes-save/{{$application->id}}" $(document).ready(function(){ $('#ajaxSubmit').click

问题 I have to pass a Javascript arry to a PHP file while AJAX call. Below is my js array: var myArray = new Array("Saab","Volvo","BMW"); This JS code has to pass JS array to PHP file using AJAX request and will show count of array. function ProcessAJAXRequest() { $.ajax ({ type: "POST", url: "myphpfile.php", data: {"id" : 1, "myJSArray" : myArray}, success: function (data) { alert(data); } }); } This myphpfile.php file has to return the count of the array <?php $myPHPArray = $_POST["myJSArray"];

问题 I have a payment table that contains details of payment and each table row has a view button. My problem is when the modal is open you will see the first table row is blank. Blank table row: Second, when I close the modal and open the modal again it will look like this: Another thing I've seen is when I open another payment details it will look like this. As you can see the three data payments are for the previous opened modal. The snippet: var data = { "sales": [ { "sales_id": "3", "sales

问题 I am trying to send a list of objects to controller using ajax and asp .net core. My issue is very very simple and there are lots of answers in SO about my issue but none of them solved my issue. I am new at ASP.NET CORE but very experienced at ASP.NET( the normal one). When debbuging I get a null list of object. This is my code: var detalleVenta = new Array(); detalleVenta.length = 0; $.each($("#tableventa tbody tr"), function () { detalleVenta.push({ ProductoId: $(this).find('td:eq(6)')

问题 I am making a node.js website where I want to implement dependent dropdown for selecting location. I have created two collections in mongoDB using 'countries' and 'states+cities' json files from this source: "https://github.com/dr5hn/countries-states-cities-database". This is the html inside a form: <div class="form-group"> <label for="">Country</label> <select name="country" class="form-control btn btn-light select-country" id="selectCountry"></select> </div> <div class="form-group"> <label

问题 I need help figuring out how to get the product id from the product page, to my function that opens a model box after a vimeo video ends. inside that model box i need a variable with the product id. so i automatic can get the price of the product and insert the id inside a shortcode. Hopefully someone can help, and feel free to ask, i will try to help if you need more information. I have already tried the most common ideas, i could find. global $product; $id = $product->get_id(); or global

问题 Beginner here. Ok, I'm trying to accomplish a simple data flow: MQTT-Data-source ---> MQTT Broker ---> NodeJS-MQTT-Client ---> AJAX-on-web-browser (polling-every-3-seconds) I want to be able to get the MQTT message and show it in the AJAX component in browser side. Secondly, on console.log(mqttMessage); , how do i clear previous messages? Because on console I can see all previous data as well as the new data adding up. I'm using mqtt.js for my nodejs mqtt support on Express. //Server.js var

问题 I am trying to upload file using ajax in codeigniter framework. My code work without using ajax but when i use ajax i got error message 'Undefined index: picture'in if($_FILES['picture']['name']). Please check this code View : <form enctype="multipart/form-data" method="post"> <div class="form-group"> <label for="int">Picture</label> <input type="file" id="picture" name="picture" class="dropify" data-height="300" /> </div> </form> AJAX : var picture=new FormData( $("#picture")[0] ); var url =