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How to update your view using Ajax and JSON data in MVC?
This article will help you to understand how you can update your view using AJAX and JSON data in MVC. Step 1: Create the basic structure of your project, View and View Model. Step 2: Create Controller add Action which will return the JSON result, My Controller is as below.
How are Ajax methods used to update content?
Some content updates may be based on the user information for the current user, other updates may be based on requests performed by any user, such as information based on a search performed by the Web-site visitor. Let’s look at some techniques for using jQuery’s AJAX methods to update content.
What happens in the post action of Ajax?
In the POST action result you are returning the entire View in your AJAX call. That means all the HTML, script references, and JavaScript are being returned in your jQuery post request. Since all you are trying to update is the value of the input named Str, I would just return that value as JSON and nothing else.
When to use jQuery to update web content?
In many cases, you’ll want to use various jQuery AJAX functions to update visible Web-site content. Some content updates may be based on the user information for the current user, other updates may be based on requests performed by any user, such as information based on a search performed by the Web-site visitor.
How to add Ajax to a MVC project?
Step 1: Create the basic structure of your project, View and View Model. Step 2: Create Controller add Action which will return the JSON result, My Controller is as below. Note I have added action which return the JSON result. Step 3: Include jQuery and AJAX in your project. This is my AJAX call to JSON action.
How to get the full view from Ajax?
In the ActionResult above you are doing everything you did before, but now are testing the request type and if it’s AJAX you return a JSON result of your string value. If the request was not from an AJAX call then the full View (HTML, scripts, etc) are returned to be displayed in the browser.