ARSperl Manual - ars_DeregisterForAlerts

## `ars_DeregisterForAlerts(ctrl, clientPort)`

Cancels registration for the specified user on the specified AR System server and port. The system deletes the user from the active list and stops delivering alerts.

On success
  returns 1
On failure
  returns 0

ars_DeregisterForAlerts was intrduced in version 1.8 of ARSperl.

Example:

          ($alert = ars_DeregisterForAlerts($ctrl, 2100)) || die $ars_errstr;

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