Update copyToClipboard.md

snippets/copyToClipboard.md

@@ -3,8 +3,10 @@
 Copy a string to the clipboard. Only works as a result of user action (i.e. inside a `click` event listener).
 
 Create a new `<textarea>` element, fill it with the supplied data and add it to the HTML document.
+Use `Selection.getRangeAt()`to store the selected range (if any).
 Use `document.execCommand('copy')` to copy to the clipboard.
-Finally, remove the `<textarea>` element from the HTML document.
+Remove the `<textarea>` element from the HTML document.
+Finally, use `Selection().addRange()` to recover the original selected range (if any).
 
 ```js
 const copyToClipboard = str => {
@@ -14,9 +16,14 @@ const copyToClipboard = str => {
   el.style.position = 'absolute';
   el.style.left = '-9999px';
   document.body.appendChild(el);
+  const selected = document.getSelection().rangeCount > 0 ? document.getSelection().getRangeAt(0) : false;
   el.select();
   document.execCommand('copy');
   document.body.removeChild(el);
+  if (selected) {
+    document.getSelection().removeAllRanges();
+    document.getSelection().addRange(selected);
+  }
 }
 ```