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_scienceDateDayNumber

Retrieve the number of days from the 1st january for any year.

Prototype :

fun [I I I] I

• I : an year : should be posterior or equal at 1582 (gregorian calendar)
• I : a month : between 1 and 12
• I : a day : between 1 and 28, 29, 30 or 31

Return : I this number or nil if error

See also :

Example :

fun main ()=
	_showconsole;
	
	_fooId _scienceDateDayNumber 2012 2 14;	// 45
	0;;