lifetime

Sets the lifetime of the current instance.

Syntax

status = lifetime ( seconds ) ;

Arguments

int seconds

• The number of seconds in the lifetime. A value of zero sets an infinite lifetime.

Return Value

str status

• $ACKNOWLEDGE

  The lifetime was set.

  The STATUS variable is set to $ACKNOWLEDGE

Exceptions

%ARGUMENT : Invalid arguments. Usage: status = lifetime ( seconds ) ;

Description

If n seconds are specified in the lifetime() function, then a %DEATH signal will be generated after n seconds have elapsed. If an on_death handler has been specified, then the instance whose death has arrived can reissue the lifetime() function to extend life, otherwise the instance will exit. If the death condition occurs for the concept instance, then all instances will exit.

Examples

To execute the example below, press or modify the example to try different variations.
puts "Create an example for the function 'lifetime'" ;

Related Links

None