Re: date pref

This WebDNA talk-list message is from

1999


It keeps the original formatting.
numero = 24035
interpreted = N
texte = >>>>>I think you should change the Read date format, too. >>> >>>i also did that Ken. Quit W* and diit with BBEdit.Still no joy. >> >>A long time ago I changed over to storing my dates as the number of days >>since 0000. Now when I make date comparisons, I'm comparing numbers, not >>formatted date values, so the comparisons are far faster than ever before >>-- and they always work as expected. Formatting dates on the page is done >>on the fly wherever needed. > >Well that is fine Ken but what if you are given a database with a date >field already in the form of dd/mm/yyyy. How do you convert a 3000 odd .db >to number of days since 0000?:-)) M#237#che#225#l, let's assume your db is named xxx.db ... and that the fieldDate field is the one that's currently storing your dates in your dd/mm/yyyy format ... and you have a sku field in that db with a unique value in it for each record in the db. This is how I would do it:1- Quit webcat. 2- Make a copy of your db for backup, just in case ... 3- Change your DateFormat pref to %m/%d/%Y via BBEdit. 4- Change your ReadDateFormat pref to mdy via BBEdit. 5- Launch webcat. 6- Run this webdna code ONLY ONCE:[search db=xxx.db&neskudatarq=[blank]] [founditems] [replace db=xxx.db&eqskudatarq=[sku]]fieldDate=[math]{[getchars start=4&end=6][fieldDate][/getchars][getchars start=1&end=3][fieldDate][/getchars][getchars start=7&end=10][fieldDate][/getchars]}[/math][/replace] [/founditems] [/search]Sincerely, Kenneth Grome WebDNA Consultant Associated Messages, from the most recent to the oldest:

    
  1. Re: date pref (Kenneth Grome 1999)
  2. Re: date pref (Kenneth Grome 1999)
  3. Re: date pref (Mícheál O Sé 1999)
  4. Re: date pref (webcat 1999)
  5. Re: date pref (Kenneth Grome 1999)
  6. Re: date pref (Mícheál O Sé 1999)
  7. Re: date pref (Mícheál O Sé 1999)
  8. Re: date pref (Mícheál O Sé 1999)
  9. Re: date pref (Mícheál O Sé 1999)
  10. Re: date pref (Kenneth Grome 1999)
  11. Re: date pref (Christer Olsson 1999)
  12. date pref (Mícheál O Sé 1999)
  13. RE:math context ignores date prefs? (John Hill 1998)
  14. math context ignores date prefs? (Matthias Precht 1998)
>>>>>I think you should change the Read date format, too. >>> >>>i also did that Ken. Quit W* and diit with BBEdit.Still no joy. >> >>A long time ago I changed over to storing my dates as the number of days >>since 0000. Now when I make date comparisons, I'm comparing numbers, not >>formatted date values, so the comparisons are far faster than ever before >>-- and they always work as expected. Formatting dates on the page is done >>on the fly wherever needed. > >Well that is fine Ken but what if you are given a database with a date >field already in the form of dd/mm/yyyy. How do you convert a 3000 odd .db >to number of days since 0000?:-)) M#237#che#225#l, let's assume your db is named xxx.db ... and that the fieldDate field is the one that's currently storing your dates in your dd/mm/yyyy format ... and you have a sku field in that db with a unique value in it for each record in the db. This is how I would do it:1- Quit webcat. 2- Make a copy of your db for backup, just in case ... 3- Change your DateFormat pref to %m/%d/%Y via BBEdit. 4- Change your ReadDateFormat pref to mdy via BBEdit. 5- Launch webcat. 6- Run this webdna code ONLY ONCE:[search db=xxx.db&neskudatarq=[blank]] [founditems] [replace db=xxx.db&eqskudatarq=[sku]]fieldDate=[math]{[getchars start=4&end=6][fieldDate][/getchars][getchars start=1&end=3][fieldDate][/getchars][getchars start=7&end=10][fieldDate][/getchars]}[/math][/replace] [/founditems] [/search]Sincerely, Kenneth Grome WebDNA Consultant Kenneth Grome

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