php 根据当日时间，计算出本日，周，月，季，年，时间戳范围

if( $type == 1) {//当天 ???????????$time[‘start‘] = mktime(0, 0, 0, date(‘m‘), date(‘d‘), date(‘y‘)); ???????????$time[‘end‘] = mktime(0, 0, 0, date(‘m‘), date(‘d‘) + 1, date(‘y‘))-1; ???????}else if($type==2){ ??????????//周 ??????????$time[‘start‘] ?= mktime(0, 0 , 0,date("m"),date("d")-date("w")+1,date("Y")); ??????????$time[‘end‘] = mktime(23,59,59,date("m"),date("d")-date("w")+7,date("Y")); ??????????????????} else if($type==3){ ???????????//月 ???????????$time[‘start‘] = mktime(0, 0 , 0,date("m"),1,date("Y")); ???????????$time[‘end‘] = mktime(23,59,59,date("m"),date("t"),date("Y")); ???????}else if($type == 4){ ???????????//季度 ???????????$season = ceil((date(‘n‘))/3);//当月是第几季度 ???????????$time[‘start‘] = ?mktime(0, 0, 0,$season*3-3+1,1,date(‘Y‘)); ???????????$time[‘end‘] ?= mktime(23,59,59,$season*3,date(‘t‘,mktime(0, 0 , 0,$season*3,1,date("Y"))),date(‘Y‘)); ???????}else if($type == 5 ){ ???????????//年 ???????????$time[‘start‘] = ?mktime(0, 0, 0,1,1,date(‘Y‘)); ???????????$time[‘end‘] ?= mktime(23,59,59,12,31,date("Y")); ???????}