js獲取當月的最後一天

以下就是JS代碼::

@ author YHC:

[javascript]
function getCurrentMonthLastDay(){ 
    var current=new Date(); 
    var currentMonth=current.getMonth(); 
    var nextMonth=++currentMonth; 
     
    var nextMonthDayOne =new Date(current.getFullYear(),nextMonth,1); 
     
    var minusDate=1000*60*60*24; 
     
    return new Date(nextMonthDayOne.getTime()-minusDate); 
  } 
  function getCurrentMonthLastDay(){
     var current=new Date();
     var currentMonth=current.getMonth();
     var nextMonth=++currentMonth;
     
     var nextMonthDayOne =new Date(current.getFullYear(),nextMonth,1);
     
     var minusDate=1000*60*60*24;
     
     return new Date(nextMonthDayOne.getTime()-minusDate);
    }
[javascript]
function getCurrentMonthFirstDay(){ 
    var current=new Date(); 
        current.setDate(1); 
    return current; 
   } 
 function getCurrentMonthFirstDay(){
     var current=new Date();
         current.setDate(1);
     return current;
    }

作者：yhc13429826359