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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta http-equiv="X-UA-Compatible" content="IE=edge"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Document</title> | |
| </head> | |
| <body> | |
| <input id="text" /> | |
| <script> | |
| const transformStream = new TransformStream(); | |
| const { writable, readable } = transformStream | |
| const defaultWriter = writable.getWriter(); | |
| let closed = false | |
| document.querySelector('#text').addEventListener('input', (e) => { | |
| !closed && defaultWriter.write(e.data) | |
| if (e.data === 'q') { | |
| closed = true | |
| defaultWriter.close() | |
| } | |
| }) | |
| async function main() { | |
| const reader = readable.getReader() | |
| while (true) { | |
| const { done, value } = await reader.read() | |
| console.log(done, value) | |
| if (done) { | |
| break | |
| } | |
| } | |
| } | |
| main() | |
| </script> | |
| </body> | |
| </html> |
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