Time: $arr = range(0, 1000000); // 0.6367609500885 $foo == true ? $foo = $arr : NULL; // 3.0994415283203E-06 if (true) $foo = $arr; else $foo = NULL; // 2.8610229492188E-06
PHP 5.1.6 Olafur Waage On Sun, Dec 14, 2008 at 9:30 PM, David Grudl <da...@grudl.com> wrote: > > -------- Původní zpráva -------- > Od: Ilia Alshanetsky <i...@prohost.org> >> >> While it is slower due to the use of temp vars, in my experience unless >> you have a few hundred operations involving ternary operator you cannot even >> see the difference. Even then there are typically way more important areas >> of code that need to be optimized. The only time you can really tell its >> slower is in synthetic benchmarks. > > Few hundred operations involving ternary operator is nothing unusual ;) > > > > -------- Původní zpráva -------- > Od: Alexey Zakhlestin <indey...@gmail.com> >> >> On Sun, Dec 14, 2008 at 8:06 PM, David Grudl <da...@grudl.com> wrote: >> Do you have any numbers? >> > > $arr = range(0, 1000000); // very very huge array > > $foo = true ? $arr : NULL; // 140,00 milisec > > if (true) $foo = $arr; else $foo = NULL; // 0,02 milisec > > > DG. > > -- > PHP Internals - PHP Runtime Development Mailing List > To unsubscribe, visit: http://www.php.net/unsub.php > >
