ASP.NET - Directives - Assembly

The Assembly directive in ASP.NET is used to provide information about the assembly that contains the code for the current web application or web page. It is typically used in the application-level web.config file, but it can also be used in individual web pages if necessary. Here are some examples of how the Assembly directive can be used:

Specifying the assembly name:

<%@ Assembly Name="MyWebApp" %>

This Assembly directive specifies that the code for the current web application is contained in the MyWebApp assembly. This is useful if you have multiple assemblies in your web application, and you want to specify which one contains the code for a particular web page.

Importing namespaces from the assembly:

<%@ Assembly Name="MyWebApp" %>
<%@ Import Namespace="MyWebApp.Utilities" %>

This Assembly directive specifies that the MyWebApp assembly contains a namespace called MyWebApp.Utilities, and imports that namespace into the current web page or web application. This allows you to use types and functions from that namespace in your code.

Specifying a culture for the assembly:

<%@ Assembly Name="MyWebApp" Culture="en-US" %>

This Assembly directive specifies that the MyWebApp assembly uses the en-US culture, which affects how numbers, dates, and other cultural-specific information is formatted in the web application. This is useful if you need to support multiple cultures in your web application.

Signing the assembly:

<%@ Assembly Name="MyWebApp" PublicKey="002400000480000094" %>

This Assembly directive specifies that the MyWebApp assembly is signed with a public key, which can be used to verify the authenticity and integrity of the assembly. This is useful for security purposes, and can help prevent unauthorized modifications to the assembly.

Specifying a version for the assembly:

<%@ Assembly Name="MyWebApp" Version="1.0.0.0" %>

This Assembly directive specifies that the MyWebApp assembly has a version number of 1.0.0.0. This can be useful if you need to track changes to your web application over time, and ensure that different versions of the web application are running the correct version of the assembly.

These are just a few examples of how the Assembly directive can be used in ASP.NET. By using different attributes in the Assembly directive, you can provide various types of information about the assembly that contains the code for your web application or web page, such as its name, namespaces, culture, public key, and version.