Get Weeks In Month Through Javascript

Question

In Javascript, how do I get the number of weeks in a month? I can\'t seem to find code for this anywhere.

I need this to be able to know how many rows I need for a g

Answer 1

function weeksinMonth(m, y){
 y= y || new Date().getFullYear();
 var d= new Date(y, m, 0);
 return Math.floor((d.getDate()- 1)/7)+ 1;     
}
alert(weeksinMonth(3))

// the month range for this method is 1 (january)-12(december)