interop c#

Many components written using owc are already available on the Internet. However, it is quite easy to modify them with your own skills,CodeIt is not very powerful and is only available for everyone to learn :)Using system;Using system. collections;Using system. componentmodel;Using system. Data;Using system. drawing;Using system. Web;Using system. Web. sessionstate;Using system. Web. UI;Using system. Web. UI. webcontrols;Using system. Web. UI. htmlcontrols;Using Microsoft. Office.

C # the main method for exporting Excel is as follows:Code:Public void CellToCell (DataSet ds){# Region required objects for instantiation// Instantiate an Excel Document ObjectMicrosoft. Office. Interop. Excel. Application exapp = new Microsoft. Office. Interop. Excel. Application ();// Set visible// If the value is false, the Excel document cannot be viewed.Exa

specifically introduced the two problems of the solution. Here are the two issues to solve. First look at the second problem, follow the steps below:1. Use visual Studio casually. NET to build a C # application, then follow the settings in the previous article to add the AutoCAD 2004 Type Library, then do not add any code to compile your program. 2. In Visual Studio. NET command-line tool with Ildasm.exe (this tool can be used in visual Studio. NET i

Visible" and "Register for COM Interop"The "Make assembly COM Visible" step is: Project Properties--"Application" Item--"assembly information"--tick "make assembly COM visible" as shown in:The "Register for COM Interop" setting is: Project Properties--"Generate" Item and tick "Register for COM Interop" as shown in:Note: This operation requires system administrat

Just read the Anders PDC Talk, I feel the change of C # 4.0 is not very big, but many changes are convenient for users, some even the original Anders did not want to join the function finally because the user's voice finally added (such as Optional Parameters), can be seen Anders to the user's opinion is very important. To sum up, the following features are available in C # 4.0: 1. Dynamic/idynamicobject Th

specifically defined as type bool, the result is output parameter outputs, int type; The Join method has no return value (void type), and the result is output by the output parameter, which is a string type. where the DispID attribute and the GUID attribute are required. DispID are numbered sequentially. The GUID is created as a tool--Create Guid-->Select 5th, copy (for VS2013) as shown: Next Create the Calc class that inherits the Icalc interface, implementing the Add and join methods, the cod

(string[] args) { Console.WriteLine(Add(5,4)); Bar b = new Bar(); GetBar(ref b); Console.WriteLine("b's id is " + b.id); Console.WriteLine("b's name is " + b.name); Foo f = new Foo(); GetFoo(ref f); Console.WriteLine("f's id is " + f.id); Console.WriteLine("f's name is " + f.name); Console.Read(); } }} The class or structure definition code in