Adding the ?. null verification

[Jacob Carlborg via Digitalmars-d]

On 2014-06-24 18:52, Yota wrote:
> On Sunday, 22 June 2014 at 08:15:45 UTC, Andrei Alexandrescu wrote:
>> On 6/21/14, 3:38 PM, H. S. Teoh via Digitalmars-d wrote:
>>> On Sat, Jun 21, 2014 at 03:26:45PM -0700, Andrei Alexandrescu via
>>> Digitalmars-d wrote:
>>>> On 6/19/14, 1:29 PM, Etienne wrote:
>>>>> writeln(currAssignment.safeDeref.typeInfo.ident.or("meh"));
>>>>
>>>> "or" is really nice and terse. I think we should add that to std.
>>>> safeDeref isn't the best choice of name.
>>> [...]
>>>
>>> What's your suggestion?
>>
>> That we add "or" to std and find a name for safeDeref that doesn't use
>> the word "safe" in a confusing manner. -- Andrei
>
> C# calls the ?? operator the "null-coalescing" operator.  I have
> absolutely no idea why, but that does give precedence for calling it
> "coalesce".

In CoffeeScript it's called The Existential Operator. It's also known as 
The Elvis Operator.

-- 
/Jacob Carlborg