MinweiShen/days_of_month.js

Created March 3, 2016 01:15

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MinweiShen created this gist Mar 3, 2016.

days_of_month.js

-Original file line number
+Diff line change
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+     return month === 1 ?
+    ((year % 4 ===0 && year%100!==0) or year %400===0) ? 28 : 29) : /* February */
+    ((month % 2) ^ (month < 7) ? 31 : 30); /* Other months */