不是我写的.
function DateDiff($d1,$d2=""){
if(is_string($d1))$d1=strtotime($d1);
if(is_string($d2))$d2=strtotime($d2);
return ($d2-$d1)/86400;
}
echo DateDiff("2002-03-27","2001-09-27")."<br>";
echo DateDiff("2002-03-27")."<br>";
function DateAdd($n,$d=""){
if(is_string($d))$d=strtotime($d);
return Date("Y-m-d",$d+$n*86400);
}
echo DateAdd(10,"2001-09-27")."<br>";
echo DateAdd(-10)."<br>";
function DateDiff($d1,$d2=""){
if(is_string($d1))$d1=strtotime($d1);
if(is_string($d2))$d2=strtotime($d2);
return ($d2-$d1)/86400;
}
echo DateDiff("2002-03-27","2001-09-27")."<br>";
echo DateDiff("2002-03-27")."<br>";
function DateAdd($n,$d=""){
if(is_string($d))$d=strtotime($d);
return Date("Y-m-d",$d+$n*86400);
}
echo DateAdd(10,"2001-09-27")."<br>";
echo DateAdd(-10)."<br>";
$b="2005-6-8";
$m=strtotime($b)-strtotime($a);
echo ceil($m/(24*3600));
$b="2005-6-8";
$m=strtotime($b)-strtotime($a);
echo "$a 到 $b 共有".ceil(abs($m)/(24*3600))."天".;
$b="2005-6-8";
$time=mktime(0,0,0,substr($a,5,1),substr($a,7,1),substr($a,0,4);
$time-=mktime(0,0,0,substr($b,5,1),substr($b,7,1),substr($b,0,4);
echo abs($time/84400);
$b="2003-08-11";
$m=strtotime($b)-strtotime($a);
echo ceil(abs($m)/(24*3600));
?>
结果是12275,不对啊,哪儿的问题?
$d2='2003-03-07';echo(ceil((strtotime($d2)-strtotime($d1))/(24*60*60)));
其中zalvsa兄的mktime()函数少了右括号。