文字
stream_set_read_buffer
(PHP 5 >= 5.3.3)
stream_set_read_buffer — Set read file buffering on the given stream
说明
int stream_set_read_buffer
( resource
$stream
, int $buffer
)Sets the read buffer. It's the equivalent of stream_set_write_buffer() , but for read operations.
参数
-
stream -
The file pointer.
-
buffer -
The number of bytes to buffer. If
bufferis 0 then read operations are unbuffered. This ensures that all reads with fread() are completed before other processes are allowed to read from that input stream.
返回值
Returns 0 on success, or another value if the request cannot be honored.
参见
- stream_set_write_buffer() - Sets write file buffering on the given stream