$start_time = '';$end_time = ''; switch ($type) { case 'thisweek'://本周 $start_time = date(y-m-d h:i:s,strtotime(-0 week monday)); $end_time = date(y-m-d h:i:s,strtotime(-0 week sunday)); break; case 'lastweek'://上周 $start_time = date(y-m-d h:i:s,strtotime(-1 week monday)); $end_time = date(y-m-d h:i:s,strtotime(-1 week sunday)); break; case 'thismonth'://本月 $start_time = date(y-m-d h:i:s,strtotime(first day of this month)); $end_time = date('y-m-d h:i:s',strtotime(last day of this month)); break; case 'lastmonth'://上个月 $start_time = date(y-m-d h:i:s,strtotime(first day of last month)); $end_time = date('y-m-d h:i:s',strtotime(last day of last month)); break; case 'lastmonth2'://上上个月 $start_time = date(y-m-d h:i:s,strtotime(first day of last month -1 month)); $end_time = date('y-m-d h:i:s',strtotime(last day of last month -1 month)); break; case 'lastmonth3'://上上上个月 $start_time = date(y-m-d h:i:s,strtotime(first day of last month -2 month)); $end_time = date('y-m-d h:i:s',strtotime(last day of last month -2 month)); break; default : $start_time = date(y-m-d h:i:s); $end_time = date(y-m-d h:i:s);}
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