| <!doctype html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| </head> |
| <body> |
| A |
| <script> |
| addEventListener("load", () => { |
| const textarea = document.querySelector("textarea"); |
| textarea.addEventListener("focusin", onFocusIn); |
| textarea.select(); |
| document.execCommand("outdent"); |
| }); |
| |
| function onFocusIn() { |
| document.querySelector("marquee").onstart = () => { |
| document.designMode = "off"; |
| window.find("AA"); |
| }; |
| document.designMode = "on"; |
| document.execCommand("selectAll"); |
| document.execCommand("indent"); |
| document.designMode = "on"; |
| } |
| </script> |
| <fieldset> |
| <textarea></textarea> |
| AA |
| </fieldset> |
| <marquee id="b"></marquee> |
| <blockquote contenteditable="true"></blockquote> |
| </body> |
| </html> |
