RPCL is the name of the PHP library HTML5 Builder is built on. All the built-in components provided by HTML5 Builder are covered in detail by the RPCL API Reference, which is available both offline and online:
- To open the offline documentation, select Home > Help > RPCL Reference. To open the documentation of a component, property or event, select the target element in HTML5 Builder and click .
- The online documentation is available at http://rpcl.sourceforge.net/help/index.html
The HTML5 Builder documentation covers some topics for the built-in components that do not fit see API Reference, see here.