DevStudent

About dll

• dll stands for "Dynamic Link Library".
• It is an assembly.
• It is a supportable file.
• It is also known as "deployed namespace", which is a collection of classes.
• Namespaces are used in .exe files by adding them as references.
• Namespaces are imported using the keyword "using".

Creating dll

• Open File click on "New project".
• Under visual C# select "Windows",in that select "class Library" ,give a name as "techminds"and click on ok.
• Then,the namespace is created with the name "techminds".
• Write code in it ie., a static class with a public method.
• Next build "build solution" in menu or press F6 to create a dll file.
• Then check for the location where it is stored.
• Open your project in file explorer. dll file will be create in the bin/debug folder in your project folder.

Steps to create exe file

• Open File from to click on"New project".
• Under visual C# select "windows", In that select "Console application", give name as "techmindsexe" and click on ok.
• Then, write the code and add reference to that by following the below steps.

Steps to add Reference

• Right click on "references" folder in "solution explorer".
• click on "add reference".
• click on "browse".
• Browse the .dll file and click on ok,then the dll name will be added in the reference list.

Now we can add it as a namespace using the keyword "using".