k0pernikus
k0pernikus

Reputation: 66500

What does CCYYMMDD date format mean?

I want to speak to a soap service that has a date parameter which is required to be the CCYYMMDD format.

What is its definition?

Upvotes: 43

Views: 154816

Answers (6)

Zaheer Ismail
Zaheer Ismail

Reputation: 1

if you key in the date 4000-01-01

it follows mask CCYYMMDD but not mask YYYYMMDD

you cannot use the if #date ne mask (CCYYMMDD) or (YYYYMMDD) interchangeably.

Upvotes: 0

tread
tread

Reputation: 11098

CC means Century (Century 0 is the 1st Century)
YY means Year
MM means Month
DD means Day

So for current date: 29/10/2015

  • CC : 20

  • YY : 15

  • MM : 10

  • DD : 29

Upvotes: 13

Alex Tartan
Alex Tartan

Reputation: 6826

It's just another way of writing yyyyMMdd.

The CC part represents the century, while YY is the two-digit year.

Upvotes: 53

k0pernikus
k0pernikus

Reputation: 66500

It means yyyyMMdd, as in year (4 digits), month (2 digits, leading zero) and day (2 digits, leading zero).

So the ISO 8601 date 2014-01-05 is represented as CCYYMMDD as 20140105.

Upvotes: 29

Javier
Javier

Reputation: 107

We are in century 21; not century 20. But they mean to write the year in a 4 digit format, so technically is yyyy. So technically ccyy is wrong. So if you are born in 1990, using the ccyy format is 2090, since 1990 is in the 20th century. But if you have to write a year, you have to assume that they are asking for yyyy, not ccyy. So for example, if you are born in 1990, and they ask you in ccyy, do not write 2090 (although technically is correct) instead write 1990. Assume they want the year in 4 digit format, not the century and 2 digit format year.

Upvotes: 9

Kristof
Kristof

Reputation: 97

CC in CCYYMMDD date format indicates how many centuries are finished for particular year

ex.

  • year 90 has 0 centuries finished but it's placed in 1st century,
  • year 1980 has 19 centuries finished but it's placed in 20th century,
  • year 2018 has 20 centuries finished but it's placed in 21th century,

So CCYY is equal to YYYY but in another way of writing

Upvotes: 7

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