//excel日期转换函数
function excelTime($date, $time = false) {
if(function_exists('GregorianToJD')){
if (is_numeric( $date )) {
$jd = GregorianToJD( 1, 1, 1970 );
$gregorian = JDToGregorian( $jd + intval ( $date ) - 25569 );
$date = explode( '/', $gregorian );
$date_str = str_pad( $date [2], 4, '0', STR_PAD_LEFT )
."-". str_pad( $date [0], 2, '0', STR_PAD_LEFT )
."-". str_pad( $date [1], 2, '0', STR_PAD_LEFT )
. ($time ? " 00:00:00" : '');
return $date_str;
}
}else{
$date=$date>25568?$date+1:25569;
/*There was a bug if Converting date before 1-1-1970 (tstamp 0)*/
$ofs=(70 * 365 + 17+2) * 86400;
$date = date("Y-m-d",($date * 86400) - $ofs).($time ? " 00:00:00" : '');
}
return $date;
}
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