(PHP 5 >= 5.3.0, PHP 7)
streamWrapper::stream_set_option — Change stream options
public streamWrapper::stream_set_option ( int $option , int $arg1 , int $arg2 ) : bool
This method is called to set options on the stream.
option
One of:
STREAM_OPTION_BLOCKING (The method was called in response to stream_set_blocking())STREAM_OPTION_READ_TIMEOUT (The method was called in response to stream_set_timeout())STREAM_OPTION_WRITE_BUFFER (The method was called in response to stream_set_write_buffer())arg1
If option is
STREAM_OPTION_BLOCKING: requested blocking mode (1 meaning block 0 not blocking).STREAM_OPTION_READ_TIMEOUT: the timeout in seconds.STREAM_OPTION_WRITE_BUFFER: buffer mode (STREAM_BUFFER_NONE or STREAM_BUFFER_FULL).arg2
If option is
STREAM_OPTION_BLOCKING: This option is not set.STREAM_OPTION_READ_TIMEOUT: the timeout in microseconds.STREAM_OPTION_WRITE_BUFFER: the requested buffer size. Returns true on success or false on failure. If option is not implemented, false should be returned.
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https://www.php.net/manual/en/streamwrapper.stream-set-option.php