Deno.fsync(rid: number) : Promise<void>
将给定文件流的所有未决数据和元数据操作刷新到磁盘。
Flushes any pending data and metadata operations of the given file stream to disk.
rid : number
rid : number
Promise<void>
Promise<void>
const file = await Deno.open("my_file.txt", { read: true, write: true, create: true });
await Deno.write(file.rid, new TextEncoder().encode("Hello World"));
await Deno.ftruncate(file.rid, 1);
await Deno.fsync(file.rid);
console.log(new TextDecoder().decode(await Deno.readFile("my_file.txt"))); // H
无
No
