Made changes requested by reviewers

Author: javiereguiluz

reference/constraints/Type.rst

@@ -92,7 +92,10 @@ function) and ``accessCode`` contains either only letters or only digits (using
                 </property>
                 <property name="accessCode">
                     <constraint name="Type">
-                        <option name="type"> ..... </option>
+                        <option name="type">
+                            <value>alpha</value>
+                            <value>digit</value>
+                        </option>
                     </constraint>
                 </property>
             </class>
@@ -165,7 +168,7 @@ type
 
 This required option defines the type or collection of types allowed for the
 given value. Each type is defined as the fully qualified class name or one of
-the PHP datatypes as determined by PHP's ``is_()`` functions.
+the PHP datatypes as determined by PHP's ``is_*()`` functions.
 
 * :phpfunction:`array <is_array>`
 * :phpfunction:`bool <is_bool>`
@@ -184,7 +187,7 @@ the PHP datatypes as determined by PHP's ``is_()`` functions.
 * :phpfunction:`scalar <is_scalar>`
 * :phpfunction:`string <is_string>`
 
-Also, you can use ``ctype_()`` functions from corresponding
+Also, you can use ``ctype_*()`` functions from corresponding
 `built-in PHP extension`_. Consider `a list of ctype functions`_:
 
 * :phpfunction:`alnum <ctype_alnum>`