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php获取指定月的某一天的日期

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2016-06-07 11:45:041386browse

php获取指定月的某一天的日期
   /**<br>       * 获取指定月的第几天的日期<br>       * @$year 年,$month月,$day天,$format显示时间的格式,$last是否该月最后一天<br>       * @return $str<br>       */<br> function getMonthDay($year,$month,$day,$format='Y-m-d',$last=0){<br>         if($last){<br>             $time=new DateTime($day);        <br>             $d=strtotime($time->format("Y-m-d"));<br>             $d=date("t",$d);<br>             $time->setDate($year,$month,$d);<br>         }else{<br>             $time=new DateTime();<br>             $time->setDate($year,$month,$day);<br>         }<br>         return $time->format($format);<br>     }如要获取2013年3月第一天,getMonthDay(2013,3,1)返回:2013-03-01
如要获取2013年最后一天,getMonthDay(2013,2,'',1)返回2013-02-28

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