writeStream.clearScreenDown([callback])
callback
<Function> 操作完成后调用。- 返回: <boolean> 如果流希望调用代码在继续写入其他数据之前等待
'drain'
事件被触发,则为false
;否则为true
。
writeStream.clearScreenDown()
从当前光标向下清除此 WriteStream
。
callback
<Function> Invoked once the operation completes.- Returns: <boolean>
false
if the stream wishes for the calling code to wait for the'drain'
event to be emitted before continuing to write additional data; otherwisetrue
.
writeStream.clearScreenDown()
clears this WriteStream
from the current
cursor down.