![]() ![]() Please check MSDN or Wikipedia for further reading. A program uses the GetProcAddress to load a function or LoadResource to load a resource. A static library cannot be changed once it is compiled within the EXE.Ī DLL can be updated individually without updating the EXE itself.Ī program loads a DLL at startup, via the Win32 API LoadLibrary, or when it is a dependency of another DLL. A dynamic library is a stand-alone file.Ī DLL can be changed at any time and is only loaded at runtime when an EXE explicitly loads the DLL. You don't normally see static libraries though on your computer, because a static library is embedded directly inside of a module (EXE or DLL). ![]() The main difference is that static libraries are linked to the executable at compile time whereas dynamic linked libraries are not linked until run-time. In windows the file extensions are as follows: Static libraries (.lib) and dynamic libraries (.dll). On virtually all operating systems, there are 2 types of libraries. NET libraries.Ī DLL contains functions, classes, variables, UIs and resources (such as icons, images, files. DLLs can also contain COM components and. Both EXE and DLLs are based on the Portable Executable (PE) file format. That is to say, DLLs are MS's implementation of shared libraries.ĭLLs are so much like an EXE that the file format itself is the same. Dynamic Link Libraries (DLL)s are like EXEs but they are not directly executable. ![]()
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