core/modules/system/theme.api.php | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/core/modules/system/theme.api.php b/core/modules/system/theme.api.php
index c0c160b..a70f47f 100644
--- a/core/modules/system/theme.api.php
+++ b/core/modules/system/theme.api.php
@@ -311,24 +311,22 @@
  *
  * Cache information is provided in the #cache property in a render array. In
  * this property, always supply the cache contexts, tags, and max-age if a
- * render array varies by context, depends on some modifiable data or depends
+ * render array varies by context, depends on some modifiable data, or depends
  * on information that's only valid for a limited time, respectively. Cache keys
  * should only be set on the portions of a render array that should be cached.
  * Contexts are automatically replaced with the value for the current request
  * (e.g. the current language) and combined with the keys to form a cache ID.
- * The cache contexts, tags and max-age will be propagated up the render array
+ * The cache contexts, tags, and max-age will be propagated up the render array
  * hierarchy to determine cacheability for containing render array sections.
  *
+ * Here's an example of what a #cache property might contain:
  * @code
- * $build = [
- *   …,
  *   '#cache' => [
  *     'keys' => ['entity_view', 'node', $node->id()],
  *     'contexts' => ['language'],
  *     'tags' => ['node:' . $node->id()],
  *     'max-age' => Cache::PERMANENT,
  *   ],
- * ];
  * @endcode
  *
  * At the response level, you'll see X-Drupal-Cache-Contexts and