In ASP. Use OCX in NET is generally divided into the following steps:
1. Register the generated DLL file
REGSVR32 stores DLL file address in CMD
II. Then the DLL is referenced in the project, and the specific undesirable will be described in detail.
3. After the reference, you will see the control you just added, drag them directly to the page.
4. It is to call the properties, methods, functions in the control.