process_value() - give a value from a described function call
mixed process_value( string calldescription );
Get the replacement of one syntactic pattern. The pattern is on the
The returned value can be of any type.
Note that both object and arguments are marked optional with the brack‐
ets and that the brackets are not included in the actual pattern.
This is usually used to support 'value by function call' in the mudlib.
It is wise to set the effuserid of the object to 0 before using
process_value as any function in any object can be called with almost