| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script> | |
| addEventListener("load", event => { | |
| document.body.focus(); | |
| const text = document.createTextNode("x".repeat(15)); | |
| document.body.appendChild(text); | |
| getSelection().collapse(text, text.length); | |
| document.execCommand("insertText", false, "a"); | |
| }); | |
| </script> | |
| </head> | |
| <body contenteditable></body> | |
| </html> |