Thanks for this, I understand how to update in date in database, but I need when I get date from database to increase or decrease before to save in database.
Can you help me for this ? "John W. Holmes" <[EMAIL PROTECTED]> wrote in message 001501c2999b$d24a71f0$7c02a8c0@coconut">news:001501c2999b$d24a71f0$7c02a8c0@coconut... > > I want to get date from database, to increment ot decrement it with > some > > days, to show the date and after thath > > if user confirm it to save it to database. > > There are a ton of ways you can do it. You can select the date and it's > inc/dec value in the same statement: > > SELECT datecol, datecol + INTERVAL 1 DAY FROM yourtable WHERE ... > > Display whatever you need, if the user agrees to the new day, then issue > an update query: > > UPDATE yourtable SET datecol = datecol + INTERVAL 1 DAY WHERE ... > > To make those queries dynamic, you can replace the '1' with a variable > and assign it's value in PHP to either -1, 1, 2, 3, etc... > > $inc = -1; > > UPDATE yourtable SET datecol = datecol + INTERVAL $inc DAY WHERE ... > > Or... > > You can select out the date you have now, use strtotime() to make it > into a unix timestamp (which PHP works with), and date() to format it > however you want. If the user approves the new date, you can reformat > the unix timestamp back to a YYYY-MM-DD format with date() or use > FROM_UNIXTIME() in your query to insert/update the new date into the > database... > > ---John Holmes... > > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
