writer.write(chunk[, options])
chunk<Uint8Array> | <string>options<Object>signal<AbortSignal> 仅取消此写操作。该信号只取消待处理的write()调用；它不会导致写入器本身失败。
- 返回：Promise
写入一个块。当缓冲区有可用空间时，承诺会被解决。
🌐 Write a chunk. The promise resolves when buffer space is available.
chunk <Uint8Array> | <string>options <Object>
signal <AbortSignal> 仅取消此写操作。该信号只取消待处理的 write() 调用；它不会导致写入器本身失败。写入一个块。当缓冲区有可用空间时，承诺会被解决。
🌐 Write a chunk. The promise resolves when buffer space is available.