PHP 将标准时间转换为 Unix 时间戳

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function GetUnixTime($dtime) {
if(!ereg("[^0-9]",$dtime)) return $dtime;
$dt = Array(1970,1,1,0,0,0);
$dtime = ereg_replace("[\r\n\t]|日|秒"," ",$dtime);
$dtime = str_replace("年","-",$dtime);
$dtime = str_replace("月","-",$dtime);
$dtime = str_replace("时",":",$dtime);
$dtime = str_replace("分",":",$dtime);
$dtime = trim(ereg_replace("[ ]{1,}"," ",$dtime));
$ds = explode(" ",$dtime);
$ymd = explode("-",$ds[0]);
if(isset($ymd[0])) $dt[0] = $ymd[0];
if(isset($ymd[1])) $dt[1] = $ymd[1];
if(isset($ymd[2])) $dt[2] = $ymd[2];
if(strlen($dt[0])==2) $dt[0] = '20'.$dt[0];
if(isset($ds[1])){
$hms = explode(":",$ds[1]);
if(isset($hms[0])) $dt[3] = $hms[0];
if(isset($hms[1])) $dt[4] = $hms[1];
if(isset($hms[2])) $dt[5] = $hms[2];
}
foreach($dt as $k=>$v){
$v = ereg_replace("^0{1,}","",trim($v));
if($v=="") $dt[$k] = 0;
}
$mt = mktime($dt[3],$dt[4],$dt[5],$dt[1],$dt[2],$dt[0]);
if($mt>0) return $mt;
else return mytime();
}
//转换Unix时间戳为 2008-10-06 13:01:11的格式
function GetDateTime($mktime){
if($mktime==""||ereg("[^0-9]",$mktime)) return "";
return strftime("%Y-%m-%d %H:%M:%S",$mktime);
}
//转换unix时间戳为日期 2008-10-06格式
function GetDates($mktime){
if($mktime==""||ereg("[^0-9]",$mktime)) return "";
return $mktime;
}