PHP自动生成月历代码_PHP

/*
Function Written by Nelson Neoh @3/2004.
For those who wants to utilize this code, please do not remove this remark.
If you have done any enhancement to this code, please post the copy at http://www.dev-club.com PHP board. Thank you.

Function usage: calendar(Month,Year)
*/

function calendar($MM,$YYYY){
if($MM=="") $MM = date("m");
if($YYYY=="") $YYYY = date("Y");
if(checkdate($MM,1,$YYYY)){
$stringDate = strftime("%d %b %Y",mktime (0,0,0,$MM,1,$YYYY));
$days = strftime("%d",mktime (0,0,0,$MM+1,0,$YYYY));
$firstDay = strftime("%w",mktime (0,0,0,$MM,1,$YYYY));
$lastDay = strftime("%w",mktime (0,0,0,$MM,$days,$YYYY));
$printDays = $days;
$preMonth = strftime("%m",mktime (0,0,0,$MM-1,1,$YYYY));
$preYear = strftime("%Y",mktime (0,0,0,$MM-1,1,$YYYY));
$nextMonth = strftime("%m",mktime (0,0,0,$MM+1,1,$YYYY));
$nextYear = strftime("%Y",mktime (0,0,0,$MM+1,1,$YYYY));
print("");
print("");
print("");
print("");
print("");
print("");

$currentDays = 1;
for($a=1;$a print("");
$diffDays = $firstDay-$lastDay;
if($firstDay>$lastDay && $currentDays ==1 && ($diffDays1)){
for($x=$lastDay;$x>=0;$x--){
$printDays = $days-$x;
print("");
}
for($z=1;$z print("");
}
for($y=$firstDay;$y print("");
$currentDays++;
}
} elseif($firstDay!=0 && $currentDays==1){
for($z=1;$z print("");
}
for($y=$firstDay;$y print("");
$currentDays++;
}
} else {
for($u=1;$u print("");
$currentDays++;
}
}
print("");
}
print("

P	".strftime("%b %Y",mktime (0,0,0,$MM,1,$YYYY))."					N
Sun	Mon	Tue	Wed	Thu	Fri	Sat
$printDays		$currentDays		$currentDays	$currentDays

");
}
}
?>