# Method Concurrent.Future()->call_callback()

Method call_callback

  ``protected` `void` call_callback(`function`(:`void`) `cb`, `mixed` ... `args`)`

Description

  Call a callback function.

Parameter `cb`

  Callback function to call.

Parameter `args`

  Arguments to call `cb` with.

  The default implementation calls `cb` via the backend set via set_backend() (if any), and otherwise falls back the the mode set by use_backend().

See also

  set_backend(), use_backend()