Hi, just to drop an opinion on something I felt natural when reading this: how about a word instead?:
$value = 'Not set' unless $a['key']; I think it would be way more readable. Regards, David On Fri, Apr 8, 2011 at 2:02 AM, Adam Richardson <simples...@gmail.com>wrote: > > > > > >> We need to be careful about changing the beahviour of existing > > operators. > > > > Indeed. > > The '?' character already is special, so using '??' seems like a safe, > practical approach. However, I'd prefer maintaining the form of the > standard > ternary operator with the colon ($value = $var['bar'] ?? : 'Bar was not > set'; // value ="Bar was not) so the '??' operator could be applied in any > situation that one would normally use the standard ternary operator. > > // standard > $value = isset($a[$key]) ? $a[$key] : 'Not set'; > > // new ?? double ternary that performs isset check and omits second > expression > $value = $a[$key] ?? : 'Not set'; > > // new ?? double ternary that performs isset check and uses second > expression > $value = $a[$key] ?? strtoupper($a[$key]) : 'Not set'; > > Granted, the last example might be infrequent, but I think there's also a > value in keeping the form of the double ternary (if used at all) the same > as > the standard ternary operator for consistency sake. > > Adam > > -- > Nephtali: A simple, flexible, fast, and security-focused PHP framework > http://nephtaliproject.com >
