webmethod

问题 I have a form with a File Input and one Button, when I press the button the file should go to the server side. When I send a file to the server the ajax response is success, never stop in the c# webmethod breakpoint that I use. What I am doing wrong? The Form: (Default.aspx) <form id="form1" runat="server" enctype="multipart/form-data"> <div align="center" class="divBody"> <div id="controlHost"> <div id="outerPanel"> <table width="100%" cellpadding="2" cellspacing="5"> <tr align="left"> <td

问题 I am trying to do an asynchronous file upload using JavaScript in combination with a WebMethod in VB.NET JavaScript: xhr.open('POST', "upload.aspx/upload", true); xhr.setRequestHeader("content-type", "application/x-www-form-urlencoded"); var formData = new FormData(); // append the files for (var i in files) { formData.append(base.el.name, files[i]); } xhr.send(formData); VB.NET: <Web.Services.WebMethod(enableSession:=True)> _ Public Shared Function upload() As String Return "Hello World!"

问题 I am trying to do an asynchronous file upload using JavaScript in combination with a WebMethod in VB.NET JavaScript: xhr.open('POST', "upload.aspx/upload", true); xhr.setRequestHeader("content-type", "application/x-www-form-urlencoded"); var formData = new FormData(); // append the files for (var i in files) { formData.append(base.el.name, files[i]); } xhr.send(formData); VB.NET: <Web.Services.WebMethod(enableSession:=True)> _ Public Shared Function upload() As String Return "Hello World!"

问题 How do I call a non-static method in server side(aspx.cs) from client side using javascript (aspx)....? As far as I know I can call static method in server side from client side... server side: [WebMethod] public static void method1() { } client side: <script language="JavaScript"> function keyUP() { PageMethods.method1(); } </script> <asp:ScriptManager ID="ScriptManager1" runat="server" EnablePageMethods="true"> </asp:ScriptManager> It works. Now how do I call non-static method from client

问题 I'm using a website that requires that their API key AND query data be submitted using Webform.Post method. I'm able to get this to work in Python, C# and I'm even able to construct and execute a cURL command which returns a usable JSON file that Excel can parse. I am also using Postman to validate my parameters and everything looks good using all these methods. However, my goal is to build a query form that I can use within Excel but I can't get past this query syntax in PowerBi Query. For

问题 I choose the method to update my data every second with a javascript PageMethod and WebMethod. With much returns via an object I can set hunderts of labels if it is naeccasery. The time for 2 completedatabase-querys is unter 200 Milliseconds and the Post-Weight is wunderfull low! But how I can databind my gridview in a webmethod? Is there a way to bind it in JavaScript of how can I access it with a static method? 回答1: You can absolutely use AJAX and web services to display tabular data (grids

问题 I'm hoping someone can shed some light on why I may be receiving a 405 errors on my ASP.Net VB.Net WebMethod when attemping to call from JQuery ajax method. Server Implementation: <WebMethod()> _ Public Shared Function DoSomething(id As String) As String Dim vm As HssViewModel = New HssViewModel() Dim jResult As String = JsonConvert.SerializeObject(vm) Return jResult End Function Javscript Implementation: $.ajax({ type: "POST", url: "mypage.aspx/DoSomething", contentType: "application/json;

问题 Sorry if this is a simple answer, but I can't seem to find this (on SO or Google.) I have an aspx page, with a GridView and each record has a button. What I need to do is execute a bit of Javascript on each record that requests a bit of data from the underlying page class. The method on the class is static, so I'm not interested in the instance. Also, I want to call this method WITHOUT doing a postback. Can this be done and, if so, how do I do this? NOTE I know that everyone always wants the

问题 Sorry if this is a simple answer, but I can't seem to find this (on SO or Google.) I have an aspx page, with a GridView and each record has a button. What I need to do is execute a bit of Javascript on each record that requests a bit of data from the underlying page class. The method on the class is static, so I'm not interested in the instance. Also, I want to call this method WITHOUT doing a postback. Can this be done and, if so, how do I do this? NOTE I know that everyone always wants the

问题 It's rare, but I have to pay MS a compliment: the ASP.NET WebMethod (AJAX) authorization is a dream, regarding my desire for security and laziness. Encosia's ASP.NET page methods are only as secure as you make them absolutely fits those needs. ASP.NET is actually workable for me now. Free at last! (From the noble but disastrous AJAXControlToolkit). Anyways, the problem is, that's for work. I'm not buying the MS architecture when LAMP's out there for free. I'm new to AJAX, and I can't seem to