[ciapug] Date Conversion

[Bryan Baker]

Sounds like you've tripped over a UNIX epoch issue.

On Dec 22, 2005, at 11:45 AM, Dave J. Hala Jr. wrote:
> I found a little nasty in this code. For some reason, dates older than
> 1970 don't work. Anyone got any ideas?
>
> if $date= '1970-01-01' and $type='9' the result is ok. However
> $date=1969-01-01' and $type='9' returns "December 31st, 1969"
>
>
> function date_convert($date,$type){
> #echo "FC: date_convert: $date <BR> ";
>   $date_year=substr($date,0,4);
>   $date_month=substr($date,5,2);
>   $date_day=substr($date,8,2);
>
>   if($type == 1):
>   	// Returns the year Ex: 2003
>   	$date=date("Y", mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 2):
>   	// Returns the month Ex: January
>   	$date=date("F", mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 3):
>   	// Returns the short form of month Ex: Jan
>   	$date=date("M", mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 4):
>   	// Returns numerical representation of month with leading zero Ex:
> Jan = 01, Feb = 02
>   	$date=date("m", mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 5):
>   	// Returns numerical representation of month without leading zero 
> Ex:
> Jan = 1, Feb = 2
>   	$date=date("n", mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 6):
>   	// Returns the day of the week Ex: Monday
>   	$date=date("l", mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 7):
>   	// Returns the day of the week in short form Ex: Mon, Tue
>   	$date=date("D", mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 8):
>   	// Returns a combo ExL Wed,Nov 12th,2003
>   	$date=date("D, M jS, Y",
> mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 9):
>   	// Returns a combo Ex: November 12th,2003
>   	$date=date("F jS, Y",
> mktime(0,0,0,$date_month,$date_day,$date_year));
>   elseif($type == 10):
>   	// Returns a combo ExL Wednesday, November 12th,2003
>   	$date=date("l, F jS, Y",
> mktime(0,0,0,$date_month,$date_day,$date_year));
>
>   endif;
>   return ($date);
> };
>
> -- 
>
> Open Source Information Systems, Inc. (OSIS)
> Dave J. Hala Jr., President <dave at osis.us>
> 641.485.1606
>
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> ciapug at cialug.org
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>
>
--
Bryan Baker
Technology Advocate
Iowa Legal Aid
Suite 230
1111 9th Street
Des Moines, Ia 50314-2527

(515) 243-2151 (x1635)

http://www.iowalegalaid.org
bbaker at iowalaw.org