streamWrapper::stream_write
(PHP 4 >= 4.3.2, PHP 5, PHP 7, PHP 8)
streamWrapper::stream_write — Write to stream
说明
This method is called in response to fwrite().
注意:
Remember to update the current position of the stream by number of bytes that were successfully written.
参数
-
data -
Should be stored into the underlying stream.
注意:
If there is not enough room in the underlying stream, store as much as possible.
返回值
Should return the number of bytes that were successfully stored, or 0 if none could be stored.
错误／异常
调用此方法失败将给出
E_WARNING（未实现）。
注意:
If the return value is greater the length of
data,E_WARNINGwill be emitted and the return value will truncated to its length.
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