php-coding-standards.markdown

@@ -101,9 +101,9 @@ class FooBar {
 
 ### Naming Conventions
 
-* Use camelCase, not underscores, for variable, function and method names, arguments;
+* Use camelCase, not underscores, for variable, arguments, function and method names;
 
-* Use underscores for option names and parameter names;
+* Use lower underscores for array keys, option names and parameter names;
 
 * Use namespaces for all classes;