[xquery-talk] Random number generation : requirements

[Michael Kay]

> 
> My policy on side effects is: all expressions containing side effects are going to be evaluated in order
> 

I do something like that in Saxon as well. But I don't attempt to define what "in order" means; for example, the order in which different global variables are evaluated. Doing this in the spec would be much more problematic.

Michael Kay
Saxonica