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\$\begingroup\$ The rules say you're allowed to return an object that evaluates to true or false, so the !! is not necessary \$\endgroup\$

James_pic
– James_pic

2014-03-20 14:30:25 +00:00
Commented Mar 20, 2014 at 14:30
\$\begingroup\$ @James_pic Yeah, but otherwise it will return 1 or undefined (or object/undefined for the second case). \$\endgroup\$

VisioN
– VisioN

2014-03-20 14:33:38 +00:00
Commented Mar 20, 2014 at 14:33
\$\begingroup\$ I interpreted the rules as saying that truth-y and false-y values would do in place of true and false, so I'd think that 1 or undefined were good enough. \$\endgroup\$

James_pic
– James_pic

2014-03-20 14:35:42 +00:00
Commented Mar 20, 2014 at 14:35
\$\begingroup\$ @James_pic I just wanted to be on the safe side :) If so, then 18-2 = 16 bytes. \$\endgroup\$

VisioN
– VisioN

2014-03-20 14:37:21 +00:00
Commented Mar 20, 2014 at 14:37

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