docs: decorate text

Author: kenjis

user_guide_src/source/helpers/array_helper.rst

@@ -30,25 +30,25 @@ The following functions are available:
     :rtype: mixed
 
     This method allows you to use dot-notation to search through an array for a specific-key,
-    and allows the use of a the '*' wildcard. Given the following array:
+    and allows the use of a the ``*`` wildcard. Given the following array:
 
     .. literalinclude:: array_helper/002.php
         :lines: 2-
 
-    We can locate the value of 'fizz' by using the search string "foo.buzz.fizz". Likewise, the value
-    of baz can be found with "foo.bar.baz":
+    We can locate the value of ``fizz`` by using the search string ``foo.buzz.fizz``. Likewise, the value
+    of ``baz`` can be found with ``foo.bar.baz``:
 
     .. literalinclude:: array_helper/003.php
         :lines: 2-
 
-    You can use the asterisk as a wildcard to replace any of the segments. When found, it will search through all
+    You can use the asterisk (``*``) as a wildcard to replace any of the segments. When found, it will search through all
     of the child nodes until it finds it. This is handy if you don't know the values, or if your values
     have a numeric index:
 
     .. literalinclude:: array_helper/004.php
         :lines: 2-
 
-    If the array key contains a dot, then the key can be escaped with a backslash:
+    If the array key contains a dot (``.``), then the key can be escaped with a backslash (``\``):
 
     .. literalinclude:: array_helper/005.php
         :lines: 2-
@@ -86,16 +86,16 @@ The following functions are available:
     .. literalinclude:: array_helper/007.php
         :lines: 2-
 
-    The ``$players`` array is now sorted by the 'order' value in each players'
-    'team' subarray. If this value is equal for several players, these players
-    will be ordered by their 'position'. The resulting array is:
+    The ``$players`` array is now sorted by the ``order`` value in each players'
+    ``team`` subarray. If this value is equal for several players, these players
+    will be ordered by their ``position``. The resulting array is:
 
     .. literalinclude:: array_helper/008.php
         :lines: 2-
 
     In the same way, the method can also handle an array of objects. In the example
-    above it is further possible that each 'player' is represented by an array,
-    while the 'teams' are objects. The method will detect the type of elements in
+    above it is further possible that each ``player`` is represented by an array,
+    while the ``teams`` are objects. The method will detect the type of elements in
     each nesting level and handle it accordingly.
 
 .. php:function:: array_flatten_with_dots(iterable $array[, string $id = '']): array
@@ -137,9 +137,9 @@ The following functions are available:
     The example shows some data (i.e. loaded from an API) with nested arrays.
 
     .. literalinclude:: array_helper/012.php
-    
-    We want to group them first by "gender", then by "hr.department" (max depth = 2).
         :lines: 2-
+
+    We want to group them first by ``gender``, then by ``hr.department`` (max depth = 2).
     First the result when excluding empty values:
 
     .. literalinclude:: array_helper/013.php