add commands experiment

docs/src/docPages/api/commands.md

@@ -175,6 +175,7 @@ Have a look at all of the core commands listed below. They should give you a goo
 | Command               | Description                             |
 | --------------------- | --------------------------------------- |
 | .blur()               | Removes focus from the editor.          |
+| .deleteRange()        | Delete a given range.                   |
 | .deleteSelection()    | Delete the selection, if there is one.  |
 | .focus()              | Focus the editor at the given position. |
 | .scrollIntoView()     | Scroll the selection into view.         |

docs/src/docPages/experiments.md

@@ -6,3 +6,4 @@ Congratulations! You’ve found our secret playground with a list of experiments
 * [Comments](/experiments/comments)
 * [CharacterLimit](/experiments/character-limit)
 * [Color](/experiments/color)
+* [Commands](/experiments/commands)

docs/src/docPages/experiments/commands.md

@@ -0,0 +1,5 @@
+# Commands
+
+⚠️ Experiment
+
+<demo name="Experiments/Commands" highlight="" />