Updated empty() (markdown)

empty().md

@@ -11,11 +11,11 @@ Checks if a JSON value has no elements, i.e. whether `begin() == end()`. The ret
 | Value type | return value          |
 | ---------- | --------------------- |
 | null       | `true`                |
-| number     | `false`               |
 | boolean    | `false`               |
 | string     | `false`               |
-| array      | `ArrayType::empty()`  |
+| number     | `false`               |
 | object     | `ObjectType::empty()` |
+| array      | `ArrayType::empty()`  |
 
 ## Parameter