Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.java.programmer > #34936

Re: void

Show all headers | View raw

On 16/07/16 23:49, Martin Gregorie wrote:
> This is unlike C, where a function declared as "void free(void ptr)"
> means that free() takes an untyped pointer and returns an untyped pointer
> value.

Hmm?  You mean "void *free(void *)", surely?

> BUT note the void as a return value is ambiguous in C because it
> can also mean that nothing is returned by a function.

There's no ambiguity; a void return type only ever means that nothing is 
returned.  void* is a different type, related to void mnemonically at best.


-- 
ss at comp dot lancs dot ac dot uk

Back to comp.lang.java.programmer | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Re: void Martin Gregorie <martin@address-in-sig.invalid> - 2016-07-16 22:49 +0000
  Re: void Steven Simpson <ss@my.domain.invalid> - 2016-07-17 09:21 +0100
    Re: void Martin Gregorie <martin@address-in-sig.invalid> - 2016-07-17 18:36 +0000
      Re: void Steven Simpson <ss@my.domain.invalid> - 2016-07-17 20:17 +0100
        Re: void Martin Gregorie <martin@address-in-sig.invalid> - 2016-07-17 22:15 +0000
          Re: void Martin Gregorie <martin@address-in-sig.invalid> - 2016-07-17 22:26 +0000

csiph-web