prettier

files/en-us/web/api/htmlbuttonelement/command/index.md

@@ -23,7 +23,9 @@ A string.
 ### Basic example
 
 ```html
-<button id="toggleBtn" commandfor="mypopover" command="toggle-popover">Toggle popover</button>
+<button id="toggleBtn" commandfor="mypopover" command="toggle-popover">
+  Toggle popover
+</button>
 
 <div popover id="mypopover">
   <button commandfor="mypopover" command="hide-popover">Hide popover</button>
@@ -40,28 +42,22 @@ toggleBtn.command = "show-popover";
 ### Custom example, using events
 
 ```html
-<button commandfor="the-image" command="--rotate-left">
- Rotate Left
-</button>
+<button commandfor="the-image" command="--rotate-left">Rotate Left</button>
 
-<button commandfor="the-image" command="--rotate-right">
- Rotate Right
-</button>
+<button commandfor="the-image" command="--rotate-right">Rotate Right</button>
 
-<img id="the-image" src="photo.jpg">
+<img id="the-image" src="photo.jpg" />
 ```
 
 ```js
 const image = document.getElementById("the-image");
 
 image.addEventListener("command", (event) => {
-
-  if ( event.command == "--rotate-left" ) {
-    event.target.style.rotate = "-90deg"
-  } else if ( event.command == "--rotate-right" ) {
-    event.target.style.rotate = "90deg"
+  if (event.command == "--rotate-left") {
+    event.target.style.rotate = "-90deg";
+  } else if (event.command == "--rotate-right") {
+    event.target.style.rotate = "90deg";
   }
-
 });
 ```
 

files/en-us/web/api/invoker_commands_api/index.md

@@ -25,6 +25,7 @@ Historically creating these kinds of controls has required JavaScript event list
 - [`commandfor`](/en-US/docs/Web/HTML/Element/button#commandfor):
   - : Turns a {{htmlelement("button")}} element into a control button, controlling the given interactive element; takes the ID of the element to control as its value.
 - [`command`](/en-US/docs/Web/HTML/Element/button#command):
+
   - : Specifies the action to be performed on an element being controlled by a control `<button>`, specified via the `commandfor` attribute. The possible values are:
 
     - `"show-modal"`