dayinyr# Purpose# Returns day number in the year of a given date. Format# daynum = dayinyr(dt)# Parameters: dt (3x1 or 4x1 vector) – A date in a 4-element column vector, in the order: year, month, day, and hundredths of a second since midnight. Same format as the date() function return. Returns: daynum (scalar) – the day number of that date in that year. Examples# // Date x = { 1973, 8, 31, 0 }; // Find the day number of date y = dayinyr(x); print y; produces: y = 243.00000 Source# time.src Globals# _isleap