EXCEPTDISABLE


9.0C

 

The EXCEPTDISABLE instruction suspends and ignores the specified exception program event at the current call stack level. This instruction uses one of the following formats:

 

 

[label]

EXCEPTDISABLE

{event}

 

Where:

label

Optional. A Program Execution Label.

event

Required. One of the exception program events that is defined in the group 1 events in the EXCEPTSET instruction.

Flags Affected: ZERO

Note the following:

  1. When an exception program event is disabled, any instruction that causes the disabled event is bypassed at the place where the exception event was detected.

  2. This instruction affects the exception event at the current stack level and any stack levels accessed via a CALL instruction.

  3. The ZERO flag is set when the {event} is disabled.

 

 

See Also: EXCEPTCHECK, EXCEPTCLEAR, EXCEPTDO, EXCEPTENABLE, EXCEPTSET, Exceptions, Trappable Events, Program Control Instructions

 



PL/B Language Reference EXCEPTCLEAR EXCEPTDO