diff --git a/core/modules/migrate/src/Plugin/migrate/process/Explode.php b/core/modules/migrate/src/Plugin/migrate/process/Explode.php
index 267c58b..9b41ebe 100644
--- a/core/modules/migrate/src/Plugin/migrate/process/Explode.php
+++ b/core/modules/migrate/src/Plugin/migrate/process/Explode.php
@@ -14,14 +14,14 @@
  * boundaries formed by the delimiter.
  *
  * Available configuration keys:
- *   - source: The source string.
- *   - limit: (optional)
- *     - If limit is set and positive, the returned array will contain a maximum
- *        of limit elements with the last element containing the rest of string.
- *     - If limit is set and negative, all components except the last -limit are
- *        returned.
- *     - If the limit parameter is zero, then this is treated as 1.
- *   - delimiter: The boundary string.
+ * - source: The source string.
+ * - limit: (optional)
+ *   - If limit is set and positive, the returned array will contain a maximum
+ *      of limit elements with the last element containing the rest of string.
+ *   - If limit is set and negative, all components except the last -limit are
+ *      returned.
+ *   - If the limit parameter is zero, then this is treated as 1.
+ * - delimiter: The boundary string.
  *
  * Example:
  *
@@ -34,7 +34,11 @@
  * @endcode
  *
  * If foo is "node/1", then bar will be ['node', '1']. The PHP equivalent of
- * this would be: $bar = explode('/', $foo).
+ * this would be:
+ *
+ * @code
+ *   $bar = explode('/', $foo);
+ * @endcode
  *
  * @code
  * process:
@@ -46,7 +50,11 @@
  * @endcode
  *
  * If foo is "node/1/edit", then bar will be ['node', '1/edit']. The PHP
- * equivalent of this would be: $bar = explode('/', $foo, 1).
+ * equivalent of this would be:
+ *
+ * @code
+ *   $bar = explode('/', $foo, 1);
+ * @endcode
  *
  * @see \Drupal\migrate\Plugin\MigrateProcessInterface
  *