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/**获取时间段 * @param $name * @param $param */function gettimestamp($name = 'today',$param = ''){    switch ($name){        case 'today'://今天            $timeamp['start'] = strtotime(date('Y-m-d'));            $timeamp['end'] = strtotime(date('Y-m-d',strtotime('+1 day')));            break;        case 'yesterday'://昨天            $timeamp['start'] = strtotime(date('Y-m-d',strtotime('-1 day')));            $timeamp['end'] = strtotime(date('Y-m-d'));            break;        case 'beforyesterday'://前天            $timeamp['start'] = strtotime(date('Y-m-d',strtotime('-2 day')));            $timeamp['end'] = strtotime(date('Y-m-d',strtotime('-1 day')));            break;        case 'nowmonth'://本月            $timeamp['start'] = strtotime(date('Y-m-01'));            $timeamp['end'] = strtotime(date('Y-m-d',strtotime('+1 day')));            break;        case 'permonth'://上月            $timeamp['start'] = strtotime(date('Y-m-01',strtotime('-1 month')));            $timeamp['end'] = strtotime(date('Y-m-01'));            break;        case 'preweek'://上周 注意我们是从周一开始算            $timeamp['start'] = strtotime(date('Y-m-d',strtotime('-2 week Monday')));            $timeamp['end'] = strtotime(date('Y-m-d',strtotime('-1 week Monday +1 day')));            break;        case 'nowweek'://本周            $timeamp['start'] = strtotime(date('Y-m-d',strtotime('-1 week Monday')));            $timeamp['end'] = strtotime(date('Y-m-d',strtotime('+1 day')));            break;        case 'preday'://30            $timeamp['start'] = strtotime(date('Y-m-d'),strtotime($param.' day'));            $timeamp['end'] = strtotime(date('Y-m-d'));            break;        case 'nextday'://30            $timeamp['start'] = strtotime(date('Y-m-d'));            $timeamp['end'] = strtotime(date('Y-m-d'),strtotime($param.' day'));            break;        case 'preyear'://去年            $timeamp['start'] = strtotime(date('Y-01-01',strtotime('-1 year')));            $timeamp['end'] = strtotime(date('Y-12-31',strtotime('-1 year')));            break;        case 'nowyear'://今年            $timeamp['start'] = strtotime(date('Y-01-01'));            $timeamp['end'] = strtotime(date('Y-m-d',strtotime('+1 day')));            break;        case 'quarter'://季度            $quarter = empty($param) ? ceil((date('n'))/3) : $param;//获取当前季度            $timeamp['start'] = mktime(0, 0, 0,$quarter*3-2,1,date('Y'));            $timeamp['end'] = mktime(0, 0, 0,$quarter*3+1,1,date('Y'));//            $timeamp['end'] = mktime(23,59,59,$quarter*3,date('t',mktime(0, 0 , 0,$quarter*3,1,date("Y"))),date('Y'));            break;        default:            $timeamp['start'] = strtotime(date('Y-m-d'));            $timeamp['end'] = strtotime(date('Y-m-d',strtotime('+1 day')));            break;    }    return $timeamp;}

php 获取某个时间段

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