symfony
diff --git a/‎components/intl.rst
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+4-1Lines changed: 4 additions & 1 deletion b/‎components/intl.rst
Copy file name to clipboardExpand all lines: components/intl.rst
+4-1Lines changed: 4 additions & 1 deletion
@@ -66,7 +66,8 @@ This component provides the following ICU data:
 Language and Script Names
 ~~~~~~~~~~~~~~~~~~~~~~~~~
 
-The ``Languages`` class provides access to the name of all languages::
+The ``Languages`` class provides access to the name of all languages
+according to the `ISO 639-1 alpha-2`_ list and the `ISO 639-2 alpha-3`_ list::
 
     use Symfony\Component\Intl\Languages;
 
@@ -388,3 +389,5 @@ Learn more
 .. _`ISO 3166-1 alpha-3`: https://en.wikipedia.org/wiki/ISO_3166-1_alpha-3
 .. _`UTC/GMT time offsets`: https://en.wikipedia.org/wiki/List_of_UTC_time_offsets
 .. _`daylight saving time (DST)`: https://en.wikipedia.org/wiki/Daylight_saving_time
+.. _`ISO 639-1 alpha-2`: https://en.wikipedia.org/wiki/ISO_639-1
+.. _`ISO 639-2 alpha-3`: https://en.wikipedia.org/wiki/ISO_639-2