Re: Introducing "Array Of" RFC

2014/1/16 Robert Stoll <php@tutteli.ch> > > > > -----Original Message----- > > From: Andrea Faulds [mailto:ajf@ajf.me] > > Sent: Thursday, January 16, 2014 12:54 AM > > To: Crypto Compress; internals@lists.php.net > > Subject: Re: [PHP-DEV] Introducing "Array Of" RFC > > > > > > > > On 15/01/14 23:18, Crypto Compress wrote: > > > e.g.: function foo(Bar[null] = null) > > > > I'd prefer the ? syntax for nullables that C# has. I'm imagining > > something like this: > > > > function foo(Bar? $a) {} // $a is Bar/null > > function foo(Bar?[] $a) {} // $a is array of Bars/nulls > > function foo(Bar[]? $a) {} // $a is array of Bars, or null > > function foo(Bar?[]? $a) {} // $a is array of Bars/nulls, or null > > > > -- > > Andrea Faulds > > http://ajf.me/ > > > > -- > > I like Andrea's proposal, this way we can support all scenarios. > It is possible to define that NULL is a valid entry in an array and we > would stick to the same decision as for actual > parameters, namely that one has to define explicitly that null is a valid > entry. This would make me happy and I suppose > also Philip. > > Just as side notice, this syntax would also give the chance for PHP to get > rid of the double meaning of "=null" in a > later version. I am talking about the following case: > function foo(Foo $a=null, $b=1){} > Where one might not want to specify that $a is optional but cannot do it > differently at the moment - with the additional > ? it could change :) > > > -- > PHP Internals - PHP Runtime Development Mailing List > To unsubscribe, visit: http://www.php.net/unsub.php > > + 1 for the RFC But if i'm not completely wrong, there is performance decrease instead of increase in your tests? https://gist.github.com/krakjoe/8444591 [joe@fiji php-src]$ sapi/cli/php isTest.php 10000 objects: 10000 arrayof: 0.00645113 instanceof: 0.00560713