Returns the length of the month, taking account of the year. !(p) This returns the length of the month _in days. For example, a date _in January would return 31.
@return the length of the month _in days, from 28 to 31
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Returns the length of the month, taking account of the year. !(p) This returns the length of the month _in days. For example, a date _in January would return 31.
@return the length of the month _in days, from 28 to 31