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MinweiShen/days_of_month.js

Created March 3, 2016 01:15
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days_of_month.js
return month === 1 ?
((year % 4 ===0 && year%100!==0) or year %400===0) ? 28 : 29) : /* February */
((month % 2) ^ (month < 7) ? 31 : 30); /* Other months */
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