Method Pike.PollDeviceBackend()->`()()
- Method `()
float|int(0..0) res = Pike.PollDeviceBackend()()
- Description
Perform one pass through the backend.
Calls any outstanding call-outs and non-blocking I/O callbacks that are registred in this backend object.
- Parameter sleep_time
Wait at most sleep_time seconds. The default when unspecified or the integer
0
is no time limit.- Returns
If the backend did call any callbacks or call outs then the time spent in the backend is returned as a float. Otherwise the integer
0
is returned.- See also
Pike.DefaultBackend, main()