On 11/11/2011, at 11:35 AM, Marc Fromm wrote:
> I have this bit of code to see if a date is greater or equal to a set date.
>
> echo(date("m/d/Y",strtotime($jobs_effective_start)));// displays entered date
> of 01/03/2012
> echo(date("m/d/Y",strtotime(WSOFFBEGIN))); // displays set date of 09/16/2011
>
> if (!(date("m/d/Y",strtotime($jobs_effective_start)) >=
> date("m/d/Y",strtotime(WSOFFBEGIN)))) {
> $error.="The effective start date must be AFTER
> ".WSOFFBEGIN."\n"; unset($_POST["jobs_effective_start"]);
> }
>
> My error message is displaying. The if statement is executing as true, as if
> 01/03/2012 is not greater or equal to 09/16/2011.
> This is not correct since a date in 2012 should be greater than a date in
> 2011.
>
> If I use 12/31/2011 as the $job_effective_start date the error message is not
> displayed since 12/31/2011 is greater than 09/16/2011 and the if statement
> executes as fasle.
>
> Any ideas on why a 2012 date is treated as not greater than a 2011 date?
>
> Thanks
>
> Marc
String comparisons (which is what is happening here) are done left to right. so
it's comparing month, then day, then year. You could use a Ymd format or just
compare the values of strtotime().
---
Simon Welsh
Admin of http://simon.geek.nz/
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