phpExcel 正确读取excel表格时间

利用phpExcel读取excel文件，读取出来的时间列出现5位数字，并不是想要的时间(不知道为啥)，在网上搜了一个excelTime的函数可以正确转化时间

error_reporting(E_ALL);date_default_timezone_set('Asia/shanghai');/** PHPExcel_IOFactory */require_once '../Classes/PHPExcel/IOFactory.php';$inputFileName = '6081076641077444758.xls';$objReader = new PHPExcel_Reader_Excel5();$objPHPExcel = $objReader->load($inputFileName);$sheet = $objPHPExcel->getSheet(0);$highestRow = $sheet->getHighestRow(); // 取得总行数$highestColumn = $sheet->getHighestColumn(); // 取得总列数$tempArray = array();for($j=2;$j<=$highestRow;$j++){   for($k='A';$k<=$highestColumn;$k++){     if($k=='M'||$k=='O') //M列和O列是时间$tempArray[] = excelTime($objPHPExcel->getActiveSheet()->getCell("$k$j")->getValue());else$tempArray[] = $objPHPExcel->getActiveSheet()->getCell("$k$j")->getValue();}print_r($tempArray);unset($tempArray);}function excelTime($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;}