php获取今日 本周 本月 本年时间戳和日期格式

//获取今日开始时间和结束时间时间戳格式和时间格式$time1 = strtotime(date('Y-m-d 00:00:00',time()));$time2 = strtotime(date('Y-m-d 23:59:59',time()));$date1 = date('Y-m-d 00:00:00',time());$date2 = date('Y-m-d 23:59:59',time());//昨天时间$time1 = strtotime(date('Y-m-d 00:00:00',time()-3600*24));$time2 = strtotime(date('Y-m-d 23:59:59',time()-3600*24));$date1 = date('Y-m-d 00:00:00',time()-3600*24);$date2 = date('Y-m-d 23:59:59',time()-3600*24);//本周时间$time1 = mktime(0,0,0,date('m'),date('d')-date('N')+1,date('y'));$time2 = mktime(23,59,59,date('m'),date('d')-date('N')+7,date('Y'));$date1 = date("Y-m-d H:i:s",mktime(0, 0 , 0,date("m"),date("d")-date("N")+1,date("Y")));$date2 = date("Y-m-d H:i:s",mktime(23,59,59,date("m"),date("d")-date("N")+7,date("Y")));//上周时间戳$time1 = mktime(0,0,0,date('m'),date('d')-date('N')-6,date('Y'));$time2 = mktime(23,59,59,date('m'),date('d')-date('N'),date('Y'));$date1 = date('Y-m-d H:i:s', mktime(0,0,0, date('m'), date('d')-date('N')-6,date('Y')));$date2 = date('Y-m-d H:i:s', mktime(23,59,59, date('m'), date('d')-date('N'),date('Y')));//本月时间戳$time1 = mktime(0,0,0,date('m'),1,date('Y'));$time2 = mktime(23,59,59,date('m'),date('t'),date('Y'));$date1 = date("Y-m-d H:i:s",mktime(0, 0 , 0,date("m"),1,date("Y")));$date2 = date("Y-m-d H:i:s",mktime(23,59,59,date("m"),date("t"),date("Y")));//上月时间戳$time1 = strtotime(date('Y-m-01 00:00:00',strtotime('-1 month')));$time2 = strtotime(date("Y-m-d 23:59:59", strtotime(-date('d').'day')));$date1 = date("Y-m-d H:i:s",mktime(0, 0 , 0,date("m")-1,1,date("Y")));$date2 = date("Y-m-d H:i:s",mktime(23,59,59,date("m") ,0,date("Y")));

/*** 获取指定年份内的所有月份* @param $year 年份* @return array*/public function getAllMonth($year){$yeararr = [];$month = [];for ($i=1; $i <=12 ; $i++) {$yeararr[$i] = $year.'-'.$i;}foreach ($yeararr as $key => $value) {$timestamp = strtotime( $value );$month[] = (int)date( 'Y-m', $timestamp );}return $month;}/*** 获取指定时间内的所有日期* @param $start 开始时间* @param $end 结束时间* @return array*/public function getNonthDays($start, $end){$dt_start = strtotime($start);$dt_end = strtotime($end);while ($dt_start <= $dt_end) {$value[] = date('m-d', $dt_start);$dt_start = strtotime('+1 day', $dt_start);}return $value;}