On Friday, 18 January 2013 at 10:40:50 UTC, Mehrdad wrote:
On Friday, 18 January 2013 at 10:30:33 UTC, deadalnix wrote:
If you believe you know operator precedence, you are probably
wrong. And even if you are right, most other programmer don't.
They're not /that/ bad...
+ - * / % are like in math
<< >> are harder, but all you need is to recall that cout
<< x + 2;
works as written
| & are just like in math (or is addition, and is
multiplication)
^ is in between | and &
|| && are just like in math (or is addition, and is
multiplication)
that takes care of helping you remember all the 'sane' cases so
you don't need parentheses.
If you're doing something obscure like x = x | y || w & z && 5
| 6 || 7;
then yeah, you should seriously put parentheses.
