On Sunday 26 October 2003 11:42, Skip Montanaro wrote: ...
might need to remember the same discipline all the time. It seems that use of x := 2 and x = 4 should be disallowed in the same function so that the compiler can flag such mistakes.
I entirely agree with you. There is no good use case that I can see for this mixture, and prohibiting it helps the compiler help the programmer.
* This seems like a statement which mixes declaration and execution.
That's actually the PLAIN assignment statement, which mixes assigning a value with telling the compiler "this name is local" (other binding statements such as def, class etc also do that).