They are codes for date formatting.
Specifically:
%s represents seconds with leading zeros.
%d represents day of the month with leading zeros
so
date("%s %d",mktime());
would equal something like
59 08
you can find all the date codes at http://php.net/date
-Jackson
P.S. I hope you at least tried to look this up.
On Monday 11 August 2003 9:36, pehepe php wrote:
> what is %s and %d I see these in php tutorials. These are used in
> printing data from database but I don't know why we use %s and %d. And is
> there any expressions like this? Thank you for your answers.
>
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