This archive contains a guide to using the SWMM 5 Application Programming Interface (API).
The guide is contained in a Windows Help file named Swmm5_API_Guide.chm and can be viewed
by double-clicking on it in Windows File Explorer.

If there is a problem in viewing the CHM file try doing the following:
1. In Windows Explorer, right-click on the CHM file, and select Properties from the popup menu.
2. Click on the Unblock button immediately below the Advanced button on the General page.
3. Click Apply to show the file's content.

In addition to the API Guide the archive also contains version 5.2.0 of the SWMM engine DLL
(64-bit edition) that executes the API functions as well as several support files needed to
create applications in C/C++, Pascal, and Python.