The second way of making an AJAX call in MVC is by using jQuery. Uploading and downloading files are common functions you'll see in most websites and apps. "subtypes" are specific to one file type within the "type". 1:EPPlus-Create advanced Excel spreadsheets on the server - Home今回の要件は. Represents the content of a file. View Engine in ASP. net application lifecycle events. PartialViewResult - 指定されたビューをレンダリングして、HTMLフラグメント(htmlタグやbodyタグのないAJAX差込用のHTMLパーツ)として送信する。 ViewResult - 指定されたビューをレンダリングして送信する。通常はこれ。 ASP. Magia testelor automate cu ASP. One of those is the FileUpload, and its absence seems to cause a few problems. net mvc interview questions and answers,mvc interview question,asp. txt) or view presentation slides online. Note: if using ASP. NET and MVC web sites, Windows Forms and WPF applications, Azure Cloud Services, to convert URLs, HTML strings and streams to a PDF document, to a raster image or to a SVG vector image. Net, ActionResult, and FileContentResult. JavaScriptResult - Represents a JavaScript script. FileContentResult - Represents a downloaded file with binary contents. RenderAction, and Ajax calls (for adding content after the page is loaded). Make sure you use the responseType property of the RequestOptions object (I'm using TypeScript here). NET MVC application. Winnovative HTML to PDF Converter for. Partial Views(using Html. NET MVC prin exemple. NET MVC (using Jason form serialization) Sometimes we have to use ajax post to end the data from the view to controller. NET is a library that can be integrated in ASP. Last week I released some code that I created for work to get rid of the ASP. This is useful when we want to read the file from a specific path. The Winnovative HTML to PDF Converter library for. いつもお世話になります。 VB2010を使用してExcelのある1行をコピーして、コピーしたものを同じシートに挿入したいのですが方法がわかりません。. This posts looks at the various methods for handling 404 not found errors in asp. Moreover you can also get the ways to pass search criteria from view to co. バイナリでもテキストでも、AJAX でリクエストしたら JavaScript で受けることになるので、ブラウザにファイルをダウンロードさせるように処理を作る必要がある。 Blob オブジェクトはファイルに似たオブジェクトで、immutable な生データです。. 1:EPPlus-Create advanced Excel spreadsheets on the server - Home今回の要件は. stackoverflow. Content-Disposition header - forcing SaveAs in browsers There are situations (to save a documentation in pdf format or a financial document) where you might want a hyperlink leading to a file to present a SaveAs dialog in browser. xlsx) を出力できた。 tnakamura. ; The following is the syntax to define the ViewResult in MVC controller. Sunday, November 18, 2012 How to return a CSV file with ASP. He has a rich skill set in web based technologies like C#, Web API, WCF, ASP. BeginForm extension method in ASP. You can then use this function to, for example, split up a large file to upload it in chunks. net Is there a way to stream a file using ASP. NET AJAX (唔用 Update Panel / 最原始既 AJAX 方法) AWS. NET MVC application is very simple. Content folder keeps files such as scripts, CSS, images, etc Controllers folder is the location for controllers. RenderPartial), and HtmlHelpers. But suppose if we have well-formed html data from server we can produce very nice pdf files. This converts HTML to PDF using the iTextXmlWorker Library. Vídeo Aula - 26 minutos Ajax. 最近在处理后台数据时需要实现文件上传. NET WebAPI How to return a file (FileContentResult) in ASP. If you used ASP. MapPath() method to find the physical path of the web root directory like this:. Normally we would just use the Response. NET MVC FileStreamResult Example. Microsoft Asp. Unfortunately, I could not get this to work in ASP. NET MVC 5 (C#) Curso ASP. Represent JSON that can be used in AJAX. There are many ways are using to download multiple files as a zip format but this article explains easy way with step by step process. NET Dynamic Data enables you to quickly build a functional data-driven application, based on LINQ-to-SQL or ADO. It is generally advisable to download a file with a url call, or submitting a form, instead of with Ajax. Estoy generando un archivo CSV de un MVC 3 sitio web y el uso de un FileContentResult a pasar esto para el usuario. JavaScript() JsonResult Represent JSON that can be used in AJAX. In your controller, you can just return the FileContentResult like this: return File(app. ajax() is the most. I am using ASP. Net MVC Click Here to Download UploadAndDownloadFileInMVC. NET MVC leads to a lot of repetitive code. NET MVC How to return a model/object to the view from controller action method?. Maybe if you were using jQuery, you used the cleaner syntax with jQuery. NET Dockerization 16 Examples 16 Dockerfile Nuget 16 POSTGRESQL. JsonResult - Represents a JavaScript Object Notation result that can be used in an AJAX application. Let us learn in brief about each ActionResult are as. We prefer to return the most specific type we know the method will return, which is a general object-oriented convention. mcgill; Nov 14, 2012 at 11:20 PM. File is downloaded but in. NET Core - Action Results - In this chapter, we will discuss the Action Results. Since the Word library you are using can return the docx as a stream or byte array, this could work for you. ArgumentException: Invalid type parameter 'Microsoft. RedirectResult. NET MVC leads to a lot of repetitive code. Rute, de la Iași la București cu ASP. 1:EPPlus-Create advanced Excel spreadsheets on the server - Home今回の要件は. edu is a platform for academics to share research papers. Because Ajax can not handle file downloads from server. You can see the complete code of FileContentResult FileStreamResult. NET MVC application is very simple. NET MVC Web applications with Gnostice PDFOne's new PDF Viewer extension Getting started with the new AJAX-enabled MVC PDF Viewer extension. Action results in Razor Pages are commonly used as the return type of handler methods and are responsible for generating responses and appropriate status codes. NET application including ASP. How to download excel file on ajax success. FileContentResult. ArgumentException: Invalid type parameter 'Microsoft. FileContentResult - Represents a downloadable file (with the binary content). In that article I describe two generic helper methods that I've used in all sorts of ASP. dll,与196k的ICSharpCode. Esa es la gracia de la librería ya que mucha no hacen eso, esta ejecuta el request con todo lo que conlleva, llamados Ajax, JS, estilos, imágenes y todo el resultado del HTML final, es el que imprime. The MIME type can be set automatically depending on file type using GetMimeMapping method, or defined manually in proper format, e. First of all, there are typical issues related to hosting within IIS context, and the limitations imposed on the service by default by the ASP. location to the second URL which returns the File Result : @Url. Info: The share is located on a different server [] read more. EmptyResult - Represents no result. We will go over both methods of uploading a file in ASP. Uploading files in ASP. Si quieres crear un enlace Ajax asíncrono de nombre “GetDate” el cual llama la función “GetDate” en el controlador, el código se encuentra debajo. NET Framework MVC Download Files. 1:EPPlus-Create advanced Excel spreadsheets on the server - Home今回の要件は. NET MVC using FileStreamResult. FileContentResult - Represents a downloaded file with binary contents. FileContentResult, FilePathResult, FileStreamResult Represents the content of a file File() JavaScriptResult Represent a JavaScript script. BeginForm syntax. In this blog post you will learn how to take advantage of HTML5 in MVC to turn single file upload into multiple file upload functionality. reading the url from the link and call the controller method using Ajax. NET MVC定义了三个具体的FileResult,分别是FileContentResult、FilePathResult和FileStreamResult,接下来我们对它们进行单独介绍。 二、FileContentResult FileContentResult是针对文件内容创建的FileResult。如下面的代码片断所示,FileContentResult具有一个字节数组类型的只读属性. Since all of the grid rows exist client-side after the page is initially rendered, I was hoping to just package it up and post it back to the server to be transformed into an xlsx without needing to query the database again. NET MVC定义了三个具体的FileResult,分别是FileContentResult、FilePathResult和FileStreamResult,接下来我们对它们进行单独介绍。 二、FileContentResult FileContentResult是针对文件内容创建的FileResult。如下面的代码片断所示,FileContentResult具有一个字节数组类型的只读属性. Other options include Html. public FileContentResult Foo { return new FileContentResult(File. These are: FileContentResult, FileStreamResult, VirtualFileResult, PhysicalFileResult. Now calling action method DownloadPDFIText() using jquery ajax for simple example I have used html of div "divReport" to pass data as html string. バイナリでもテキストでも、AJAX でリクエストしたら JavaScript で受けることになるので、ブラウザにファイルをダウンロードさせるように処理を作る必要がある。 Blob オブジェクトはファイルに似たオブジェクトで、immutable な生データです。. Introduction. NET MVC application is very simple. You can follow any responses to this entry through the RSS 2. It is very common task for web developers. The Content-Security-Policy header, is a HTTP response header much like the ones from the previous post. The key is copying the output to a byte array. いつもお世話になります。 VB2010を使用してExcelのある1行をコピーして、コピーしたものを同じシートに挿入したいのですが方法がわかりません。. FilePathResult - Represents a downloadable file (with a path). This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL). Asp MVC 13 14 7: ASP. Continuing with my series of posts inspired by the work done on the Web. Hi wapt49, Why not send the image url as the data for your first ajax request. JavaScriptResult. To Be Fair… I don’t mean to condemn any of the earlier efforts. Besides HTML, there are many other text-based data formats that your web application might wish to generate. バイナリでもテキストでも、AJAX でリクエストしたら JavaScript で受けることになるので、ブラウザにファイルをダウンロードさせるように処理を作る必要がある。 Blob オブジェクトはファイルに似たオブジェクトで、immutable な生データです。. The Javascript code, the calling code  (on say click of a button) which first calls the AJAX POST Method calling @URL. ブラウザーでダウンロードリンクを踏んだときのようにJavaScriptからファイルをダウンロードさせたいのですが、どのようにしたら良いでしょうか?. FileContentResult - Represents a downloadable file (with the binary content). ContentResult – Represents a text result. Contains classes and interfaces that support the MVC pattern for ASP. The GeneratedImage control is a combination of an ASP. NET MVC, you can return a FileContentResult. ViewResult - It returns the a specified view to the response stream such as html. Since it is a simple GET request, not an AJAX call, you do not need to enable CORS or anything else on the backend tracking side, so pretty simple and convenient to use. Note: if using ASP. Use the byte array to instantiate a new object of type FileContentResult, which inherits from FileResult. Write メソッドを使って出力ストリームに書き出すという操作を行います。. NET MVC application is very simple. net mvc If you come to ASP. First of all, there are typical issues related to hosting within IIS context, and the limitations imposed on the service by default by the ASP. How to download excel file on ajax success. NET MVC定义了三个具体的FileResult,分别是FileContentResult、FilePathResult和FileStreamResult,接下来我们对它们进行单独介绍。 二、FileContentResult FileContentResult是针对文件内容创建的FileResult。如下面的代码片断所示,FileContentResult具有一个字节数组类型的只读属性. NET MVC applications to convert HTML pages to PDF. Covers the below questions What is MVC(Model view controller)?. In the below code you can see we are making an AJAX POST call to a URL /MyAjax/getCustomer. One of those is the FileUpload, and its absence seems to cause a few problems. Want to serve a PDF file with dynamically-generated content?. Controller assume each method as an action. Render Pdf bytes array within browser using MVC. FilePathResult FileContentResult The FileContentResult writes the complete byte array to the response's OutputStream at-once. MVC gives you great control over how URLs are mapped to your controllers. Display PDF documents in ASP. Last week I was conducting a training for one of my clients on ASP. In a regular HTTP response, the Content-Disposition response header is a header indicating if the content is expected to be displayed inline in the browser, that is, as a Web page or as part of a Web page, or as an attachment, that is downloaded and saved locally. Essa dúvida surgiu a partir desse post Enviar dados para uma ActionResult de um Controller diferente do atual respondido pelo Tiago S, atualmente tenho essa ActionResult que faz download de arquivo através de um Post em uma View e preciso fazer através do $. 0, PublicKeyToken= namespace Microsoft. Good books for learning ASP. input[type="file"]をAjaxで送信したい時 普通にAjaxを使って送ると、ファイルが文字列になってしまい form. Net, pudiendo personalizar el PDF, tipo de hoja, orientación, que permita imprimir un sitio que haga request Ajax y tenga imágenes. IN ASPDOTNET WEBFORMS Buddy, If you are dealing with AspDotNet Webforms then Webform1. FileContentResult - Represents a downloaded file with binary contents. En caso quieras hacer llamadas Ajax en clics sobre hiperenlaces puedes utilizar la función “Ajax. 同时在浏览器中直接支持文件拖拽[对浏览器版本有要求类似IE版本必须是9或是更高的IE10]. FileContentResult:. See also this more powerful example. NET Web アプリでファイルをダウンロードする際、AppendHeader メソッドを使って Content-Disposition ヘッダフィールドの attachment; filename= に日本語のファイル名を設定し、受信側のブラウザに IE を使用すると、ファイル名が以下の画像に示すように文字化けします。. The files in the server can be easily sent as response to the clients through its rich support of action results. Unfortunately, I could not get this to work in ASP. Making Single-Page App Work in Sitecore MVC Jeff Sulit Sitecore MVC April 22, 2017 April 29, 2017 3 Minutes When you’re developing a single-page app in Sitecore you’ll most likely have to partially render a page and inject the rendered markup into your SPA. Use the FileContentResult as the ActionResult to send byte array as http response. We prefer to return the most specific type we know the method will return, which is a general object-oriented convention. Displaying images from wellknown URLs is quite straightforward. Beginning SOLID Principles and Design Patterns for ASP. Since the Excel library you are using can return the sheet as a byte array, this could work for you. JavaScriptResult - Represents a JavaScript script. Since the Word library you are using can return the docx as a stream or byte array, this could work for you. In fact, some MVC programmers will define the result of every action method as ActionResult, even when they know it will always return a more specific type. Essa dúvida surgiu a partir desse post Enviar dados para uma ActionResult de um Controller diferente do atual respondido pelo Tiago S, atualmente tenho essa ActionResult que faz download de arquivo através de um Post em uma View e preciso fazer através do $. NET Feature-Complete 1D and 2D Barcode Controls. NET Core, our world was split between ASP. NET Web Api After playing a bit with ajax calls and trying to use an anchor. NET application including ASP. 6 + Platform Extensions // Microsoft. Dhananjay Kumar Dhananjay kumar is an independent programmer, trainer and consultant from India. [HttpGet] public HttpResponseMessage Generate() { var stream = new MemoryStream(); // processing the stream. MVC Tips : Uploads and Downloads files in ASP. Since then people wanted to know how to get information about the uploaded file back into the javascript application. txt) or view presentation slides online. Q VB2010でExcelの行をコピーして挿入する. Net, PHP, C, C++, Python, JSP, Spring, Bootstrap, jQuery. AJAX e minunat în combinație cu ASP. Mvc supports FileContentResult when returning file. プログラミング初心者向けに、JavaScriptライブラリのjQueryをダウンロードする方法を紹介しています。jQueryをダウンロードしてhtmlに読み込めばオフラインでも利用することができるので、ぜひご覧ください。. Controller class is responsible for handling incoming request, process. > What are the OOPS. An ActionResult can return FileContentResult by specifying file path and file type based from extension definition, known as MIME type. The idea was to send a list of file ids through a $http AngularJS call, download the files into a temp folder onto the web server, and trigger the download on the. The use of Refresh Tokens to extend access tokens is a subject matter for which there's not much information available. net Is there a way to stream a file using ASP. FileContentResult/ FilePathResult/ FileStreamResult. pdf"); Проблема в том, как с помощью jquery ajax в клиентской части получ. Using ImageSharp to resize images in ASP. The Problem Without additional configuration, this is what a (chrome) user will see if they visit a URL that does not exist:. NET AJAX (唔用 Update Panel / 最原始既 AJAX 方法) AWS. 什么工作: 该视图包含一个表单,它提交到此操作. NET WebForms reliance to use a Report Viewer control on your MVC website. Web resources about - Controller action being called twice - asp. The Content Security Policy (CSP) is a security mechanism web applications can use to reduce the risk of attacks based on XSS, code injection or clickjacking. ContentResult – Represents a text result. ActionLink” como se muestra en el siguiente código. Immediately after release, someone commented on my reddit article suggesting that I should see what it would take to enable this for. Core, Version=1. Use the FileContentResult as the ActionResult to send byte array as http response. Another issue is that you need to have an explicit route defined for the Actions which return the chart image FileContentResult. the mp4 itself was doing the trouble - so I went in safe mode and deleted the file - I even had to clear recycle bin. That's where I was trying to go with the ajax call. The Result of an Action. Using different directives it is possible to lock down web applications by implementing a whitelist of trusted sources from which web resources like JavaScript may be loaded. NET MVC using FileStreamResult. js GitHub - Send me a pull request!. NET MVC で Ajax を使った時の書き方に悩んだ - dunno logs. Maybe if you were using jQuery, you used the cleaner syntax with jQuery. mcgill; Nov 14, 2012 at 11:20 PM. Implement post-processinglogic beforethe action happens. method and the return type is FileContentResult. Get link to the file returned by a FileContentResult. JavaScriptResult – 자바스크립트 반환 6. NET Web Control and a set of. First of all, there are typical issues related to hosting within IIS context, and the limitations imposed on the service by default by the ASP. In this guide, I will show you how to troubleshoot an IIS or ASP. What is MVC Model–view–controller (MVC) is a software design pattern for implementing user interfaces on computers. Disabled); //create Excel //Generate information for excel file //. net mvc4是微软公司官方提供的以mvc模式为基础的aspnet web应用程序框架,其技术本身有着灵活、开发周期短、可重用性高等优点。. 最近在处理后台数据时需要实现文件上传. JavaScriptResult - Represents a JavaScript. Dynamic Data: ASP. The HTML to PDF Converter Package you can download from product website contains a sample a sample application for ASP. What we've [] read more. This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL). IActionResult interface. BeginForm - Sintaxe e utilização. ContentResult - Represent the Text result. Essa dúvida surgiu a partir desse post Enviar dados para uma ActionResult de um Controller diferente do atual respondido pelo Tiago S, atualmente tenho essa ActionResult que faz download de arquivo através de um Post em uma View e preciso fazer através do $. What is MVC Model-view-controller (MVC) is a software design pattern for implementing user interfaces on computers. Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new window) Click to share on LinkedIn (Opens in new window). I also have a refresh link that calls the action method to get a new captcha image using $. Forum Thread - ASP. Every now and then we are facing a problem when our AJAX POST request (fired through jQuery) fails as the JSON being posted is getting truncated. NET MVC 3 features. Net MVC Click Here to Download UploadAndDownloadFileInMVC. プログラミングに関係のない質問 やってほしいことだけを記載した丸投げの質問 問題・課題が含まれていない質問 意図的に内容が抹消された質問 広告と受け取られるような投稿. NET Dockerization 16 Examples 16 Dockerfile Nuget 16 POSTGRESQL. Getting the Web Root Path and the Content Root Path in ASP. ContentResult – Represents a text result. See also this more powerful example. RenderAction, and Ajax calls (for adding content after the page is loaded). net mvc实训教程 带目录扫描版pdf[120mb] ,asp. NET Core - Action Results - In this chapter, we will discuss the Action Results. 本君已成夜猫子,本节我们来讲讲ASP. ActionLink” como se muestra en el siguiente código. This article explains about how to download multiple files as compressed format using ASP. - Classes : FilePathResult, FileContentResult e FIleStreamResult - Exemplo de aplicação. NET MVC e 9 vídeo aulas sobre Web API). Today almost every browser extended the support to HTML5 and in case any browser does not, it will still work as it was working before and upload single file at a time. The idea was to send a list of file ids through a $http AngularJS call, download the files into a temp folder onto the web server, and trigger the download on the. 海量供应商资源库,一触即发. Since the Excel library you are using can return the sheet as a byte array, this could work for you. Either return a specific object instance (or void) and let the Web API pipeline convert that to an HttpResponseMessage for you, or return a raw HttpResponseMessage. About saikk Sai has a vast development experience on different technologies since 10 years. NET Web Api After playing a bit with ajax calls and trying to use an anchor. NET MVC - 参考手册 类 类 描述 AcceptVerbsAttribute 表示一个特性,该特性指定操作方法将响应的 HTTP 谓词。 ActionDescriptor 提供有关操作方法的信息,比如操作方法的名称、控制器、参数、特性和筛选器。. FilePathResult FileContentResult The FileContentResult writes the complete byte array to the response's OutputStream at-once. Since the Excel library you are using can return the sheet as a byte array, this could work for you. 0 Razor Pages. txt) or view presentation slides online. NET application including ASP. NET Web API. Learn more. RenderAction, and Ajax calls (for adding content after the page is loaded). php、ajax、oop、model-view-controllerのAJAXアクションのMVCフローをPHPで検証して修正する Ajax呼び出しでMVCモデルを送信する方法 - jquery、asp. Liên quan: Việc trình duyệt xử lý yêu cầu và cho cửa sổ bật lên trái với cuộc gọi AJAX nhận được tệp conent của tệp dưới dạng chuỗi phản hồi được giải thích bởi this ansewr, nhưng câu hỏi này buộc trình duyệt xử lý tệp trong một cách nào đó một khi nó được. The next thing that I did was create a set of extension methods for the Controller class. Helper method: System. Let us explore what is Action Results. NET mvc interview questions. 表示一个类,该类对 HttpRequestBase 类进行了扩展,在其中添加了确定 HTTP 请求是否为 AJAX 请求的功能。 FileContentResult:. This post is going to briefly describe the different types of results that are available to you in ASP. 0 and I was successfully to show a PDF from the Controller directly (with new FileContentResult(pdf, "application/pdf");). NET to build a zip file on-demand that was totally asynchronous and did not have to buffer any intermeditate files in memory. 1:EPPlus-Create advanced Excel spreadsheets on the server - Home今回の要件は. This article describes the file result in a Controller in MVC. Good books for learning ASP. NET Dockerization 16 Examples 16 Dockerfile Nuget 16 POSTGRESQL. Query string in ASP. Well JavaScript has it's own built-in clean way now. NET MVC FileContentResult within the browser with a specific name?I have noticed that you can either have a , ID #5094025. AJAX is the art of exchanging data with a server, and update parts of a web page – without reloading the whole page. In the below code you can see we are making an AJAX POST call to a URL /MyAjax/getCustomer. MVC Tips : Uploads and Downloads files in ASP. FilePathResult - Represents a downloadable file (with a path). These images won't reside on the server as physical files. Asp MVC 13 14 7: ASP. Use the FileContentResult as the ActionResult to send byte array as http response. 文字列の中にある空白を削除したい場合があります。 この場合、空白を別文字に置換する、ということで Replace を使用しますが、日本語環境の場合は半角と全角があるため注意が必要です。. Mvc comes with a helper method called File that make this faster. ContentResult - Represents a text result. En caso quieras hacer llamadas Ajax en clics sobre hiperenlaces puedes utilizar la función “Ajax. NET MVC applications to convert HTML pages to PDF. Fine Uploader 采用ajax方式实现对文件上传. —David Hayden, Microsoft MVP ASP. He is Microsoft certified Technology Specialist. Reason: please use [CODE] tags. I'm generating a CSV from an MVC 3 website and using a FileContentResult to pass this to the user. Sometimes we don’t go through the trouble of setting up a build configuration in TeamCity if it’s a quick feature, but sometimes we like to see the pretty green checkbox in TeamCity when our build finishes successfully…especially when more than one person is working on the feature. The code also performs the client side validation for file selection and extension checking. Ajax namespace Contains classes that support Ajax scripts in an ASP. the mp4 itself was doing the trouble - so I went in safe mode and deleted the file - I even had to clear recycle bin. Dynamic Data: ASP. This article gives you an overview of the new main features the new client introduces. It divides a given software application into three interconnected parts, so as to separate internal representations of information from the ways that information is presented to or accepted from the user. BeginForm extension method is used to make AJAX calls to Controller's Action method in ASP. JsonResult - Represents a JavaScript Object Notation result that can be used in an AJAX application. FileContentResult expects two parameters in its constructor: a byte array representing the contents of the file, and a string representing the file format. Disabled); //create Excel //Generate information for excel file //. NET MVC, and need to produce some kind of dashboard-style reporting, the Chart Controls from Microsoft are a good place to start. Displaying images from wellknown URLs is quite straightforward. 評価を下げる理由を選択してください. HttpUnauthorizedResult: Sends HTTP 401 response code (Unauthorized request). Display image from byte array in ASP. These functions will make Ajax calls by using JQUERY or any other framework. NET MVC FileContentResult within the browser with a specific name?I have noticed that you can either have a , ID #5094025. If we want to create a Test project while creating the MVC project itself then we need to mark the Create Unit Test Project Check box. ContentResult – Represents a text result. now, want start sale sell more energy same amount of money (and different amount of energy, depending on user stats). - Below are few standard HTML Helpers (this is not a complete list):. Downloading file using ajax and jquery after submitting form data using ajax HTTP POST in MVC Comments | Share Many a times we find a need to download a file on doing a AJAX POST request. Essentially it says, block everything, except scripts, images, fonts, Ajax requests and forms to or from my domain and also allow scripts from the Google and Microsoft CDN's. In a regular HTTP response, the Content-Disposition response header is a header indicating if the content is expected to be displayed inline in the browser, that is, as a Web page or as part of a Web page, or as an attachment, that is downloaded and saved locally. NET Server Reporting for Web Forms (AJAX) and MVC TX Spell. NET MVC, you can return a FileContentResult or FileStreamResult.