da2q Time series date2num

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date2fq

finds the frequency associated to a date

CALLING SEQUENCE

[fq,namefq]=date2fq(dat,indw)

PARAMETERS

Input

• dat = a date string

• indw = 'w' if the date is given as a day date but corresponds to a week (optional)

Output

• fq = an integer (the frequency of the date)

• namefq = a string (the string characteristic of the date)

DESCRIPTION

Finds the frequency associated to a date.

EXAMPLE

[fq,namefq]=date2fq('1985q4')
// returns the frequencies of the quarterly date '1985q4'

[fq,namefq]=date2fq('2002a')
// returns the frequencies of the yearly date '2002a'. 

[fq,namefq]=date2fq('97m12')
// returns the frequencies of the monthly date '97m12'. 

[fq,namefq]=date2fq('2000/03/15')
// returns the frequencies of the daily date '2000/03/15'.

AUTHOR

Eric Dubois 2002-2007
da2q Time series date2num