Oct. 26, 2003
11:35 a.m.
Skip Montanaro wrote:
>> * Would you be required to use := at each assignment or just >> the first?
Just> Just the first; "a = 2" still means "a is local to this scope".
That seems like a very subtle error waiting to happen...
Since I said the wrong thing, I'm not sure how to respond to this... Do you still feel the same way with my corrected reply?
>> * This seems like a statement which mixes declaration and >> execution.
Just> How is that different from "regular" assignment? It mixes Just> declaration and execution in the same way.
Not in the way of saying, "this is global and here's its value".
In a way := is the opposite of "this is local and here's its value". It says: "this is defined _somewhere_ and here's its new value". Just