Update README.md

README.md

@@ -46,7 +46,8 @@ It can be very useful when working with Javascript frameworks and/or similar sce
 The code it's meant to be used as a dedicated CLI script (see **Usage** section below), but you can also execute it from a standard, web-hosted PHP page by populating the $argv[] array directly from code. If you need further help to implement it into a PHP page, contact me and I'll update the docs accordingly.
 
 
-## General rules
+## Conversion rules
+The generated JSON object will adopt the following conventions:
 * If a folder contains only files (without subfolders), they will be listed as items of a single array.
 * If a folder contains one or more subfolders, each one will be listed as a key/value array.
 * If a folder contains files and subfolders, both will be listed as a key/value array: each file will have an auto-generated numeric key starting from 0 (numbers already used by a subfolder's name will be skipped).