Merge pull request #1168 from quarto-dev/issues/8307

Add indexing example to meta shortcode

docs/authoring/variables.qmd

@@ -61,12 +61,19 @@ For example, the following shortcode inserts the value of the `title` field from
 {{< meta title >}}
 ```
 
-You can dereference sub-keys using the dot (`.)` delimiter. For example:
+You can dereference sub-keys using the dot (`.`) delimiter. For example:
 
 ``` {.markdown shortcodes="false"}
 {{< meta labels.description >}}
 ```
 
+You can also index into an array with the dot (`.`) delimiter. For example, to
+extract the first in the array of authors:
+
+``` {.markdown shortcodes="false"}
+{{< meta author.1 >}}
+```
+
 ## env {#env}
 
 The `env` shortcode enables you to read values from environment variables. For example: