scriptbundle mvc ASP.NET MVC

In ASP.NET MVC, ScriptBundle is a class provided by the System.Web.Optimization namespace that is used to bundle and minify multiple JavaScript files into a single file. It allows you to reduce the number of HTTP requests and improve the performance of your web application.

Here are the steps to use ScriptBundle in ASP.NET MVC:

  1. Add the Microsoft.AspNet.Web.Optimization NuGet package to your project.

  2. In the BundleConfig.cs file in the App_Start folder, define a new ScriptBundle by calling the ScriptBundle() constructor and passing in a virtual path for the bundle. For example, the following code creates a ScriptBundle for jQuery:

using System.Web.Optimization;

public class BundleConfig
{
    public static void RegisterBundles(BundleCollection bundles)
    {
        bundles.Add(new ScriptBundle("~/bundles/jquery").Include(
                    "~/Scripts/jquery-{version}.js",
                    "~/Scripts/jquery.validate*",
                    "~/Scripts/jquery.unobtrusive*"));
    }
}
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In the above code, ~/bundles/jquery is the virtual path for the bundle, and Include() method is used to specify the files to be included in the bundle.

  1. In the _Layout.cshtml file, use the Scripts.Render() method to include the bundle in your web page. For example, the following code includes the ~/bundles/jquery bundle in the head section of your page:
<head>
    @Scripts.Render("~/bundles/jquery")
</head>
  1. Run your application and verify that the JavaScript files are loaded correctly. You can view the source of the web page to see the bundled and minified JavaScript code.

By using ScriptBundle in ASP.NET MVC, you can optimize the performance of your web application by reducing the number of HTTP requests and improving the loading time of your web pages.