explorers’ club

[BEST]

*however it does throw a compiler warning 3590: int used where a Boolean value was expected.  The expression will be type coerced to Boolean.

var isOdd:Boolean = numberToCheck & 1;

[BETTER]

Math.round( Math.random() ) == 0 ? 1 : -1;

[GOOD]

odd or even  = Math.round(Math.random() * 100) % 2 == 0 ? "even" : "odd";

-1 or 1 = Math.round(Math.random() * 100) % 2 == 0 ? 1 :- 1;