private function GetTheMonth($a)
{ //获取指定日期所在月的第一天和最后一天
$date = date('Y-m-d', strtotime('-' . $a . 'month'));
$firstday = date("Ym01", strtotime($date));
$lastday = date("Ymd", strtotime("$firstday +1 month -1 day"));
return array($firstday, $lastday);
}
这个方法有bug啊 31号 就jj
{ //获取指定日期所在月的第一天和最后一天
$date = date('Y-m-d', strtotime('-' . $a . 'month'));
$firstday = date("Ym01", strtotime($date));
$lastday = date("Ymd", strtotime("$firstday +1 month -1 day"));
return array($firstday, $lastday);
}
这个方法有bug啊 31号 就jj
{
$nowMonth=date("Y",time()).'-'.$a;
$firstday = date("Ym01", strtotime($nowMonth));
$lastday = date("Ymd", strtotime("$firstday +1 month -1 day"));
return array($firstday, $lastday);
}
print_r(GetTheMonth(1));die;当前年份下某一月的,如果自定义年份的话更简单了~
$time = '2016-10-31';
print_r(GetTheMonth($time));
function GetTheMonth($a)
{ //获取指定日期所在月的第一天和最后一天
$firstday = date('Y-m-01', strtotime($a));
$lastday = date('Y-m-d', strtotime("$firstday +1 month -1 day"));
return array($firstday, $lastday);
}
//php获取今日开始时间戳和结束时间戳
$beginToday=mktime(0,0,0,date('m'),date('d'),date('Y'));
$endToday=mktime(0,0,0,date('m'),date('d')+1,date('Y'))-1;//php获取昨日起始时间戳和结束时间戳
$beginYesterday=mktime(0,0,0,date('m'),date('d')-1,date('Y'));
$endYesterday=mktime(0,0,0,date('m'),date('d'),date('Y'))-1;//php获取上周起始时间戳和结束时间戳
$beginLastweek=mktime(0,0,0,date('m'),date('d')-date('w')+1-7,date('Y'));
$endLastweek=mktime(23,59,59,date('m'),date('d')-date('w')+7-7,date('Y'));//php获取本月起始时间戳和结束时间戳
$beginThismonth=mktime(0,0,0,date('m'),1,date('Y'));
$endThismonth=mktime(23,59,59,date('m'),date('t'),date('Y'));
//获取指定日期所在月的第一天和最后一天
$date = strtotime("-$a month". date('Y-m-1'));
$firstday = date("Ym01", $date);
$lastday = date("Ymt", $date);
return array($firstday, $lastday);
}print_r(GetTheMonth(1));Array
(
[0] => 20160901
[1] => 20160930
)
{ //获取指定日期所在月的第一天和最后一天
$firstday = date("Ym01", strtotime($date));
$lastday = date("Ymd", strtotime("$firstday +1 month -1 day"));
return array($firstday, $lastday);
}$date = '2016-10-31';
print_r(GetTheMonth($date));
$day ="2016-10-21";
$firstDay = date('Y-m-01', strtotime($day));
$lastDay = date('Y-m-d', strtotime("+1month -1day", strtotime($firstDay)));
echo $firstDay, " , " ,$lastDay;
计算出第一天。第一天再加上一个月往后一天就是上个月的最后一天。