We've talked about V~ for (V|undefined). It would have a few uses in the RI, but not enough to close the deal.
/be On Mar 3, 2008, at 5:48 AM, Lars Hansen wrote: >> -----Original Message----- >> From: P T Withington [mailto:[EMAIL PROTECTED] On Behalf Of >> P T Withington >> Sent: 3. mars 2008 13:47 >> To: Lars Hansen >> Cc: Waldemar Horwat; es4-discuss@mozilla.org >> Subject: Re: ES4 draft: Map >> >> On 2008-03-03, at 02:26 EST, Lars Hansen wrote: >> >>> function get(key:K, default:(V|undefined)=undefined):(V| >>> undefined) ... >> >> If V? is shorthand for (V|null), what is the shorthand for >> (V|null| undefined)? Perhaps [EMAIL PROTECTED] Well, at least that >> expresses how I feel about a language with 'two nulls'. :P > > There is no shorthand for (V|null|undefined), though if V is > a nullable type then (V|undefined) works just as well. > > --lars > _______________________________________________ > Es4-discuss mailing list > Es4-discuss@mozilla.org > https://mail.mozilla.org/listinfo/es4-discuss _______________________________________________ Es4-discuss mailing list Es4-discuss@mozilla.org https://mail.mozilla.org/listinfo/es4-discuss
