[TASK] Improve extending TCA intro

The introduction of the Extending the TCA chapter is the first place where it is explicitely mentioned that the TCA is a PHP array. Add information about global variable there.
TYPO3-Documentation · Aug 6, 2014 · 6d818c9 · 6d818c9
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commit 6d818c9
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Documentation/ExtendingTca/Index.rst b/Documentation/ExtendingTca/Index.rst
@@ -12,7 +12,8 @@ Extending the $TCA array
 ------------------------
 
 Being a PHP array, the Table Configuration Array can be easily
-extended. TYPO3 also provides APIs for making this simpler.
+extended. It can be accessed as the global variable :code:`$GLOBALS['TCA']`.
+TYPO3 also provides APIs for making this simpler.
 
 
 .. toctree::