MS CRM

Age Calculation:

Add Java Scripts code as on change of Date Of Birth field value Then you will get age value when ever Date Of Birth value change.

function CalcAge()

{

    var now = new Date(); //Todays Date  

    var birthday = Xrm.Page.getAttribute("new_dob").getValue(); //Get the Date of Birth value 

    

    var diff = now.getMonth() - birthday.getMonth();  //Check to see if Birthday has already passed

if (diff > -1) //If Birthday has already occurred  

    {

        var bd1 = now.getFullYear() - birthday.getFullYear();

        //set the age attribute

        Xrm.Page.getAttribute("new_a").setValue(bd1.toString()); 

    }

    else //If Birthday has not already occurred 

    {

        var bd2 = now.getFullYear() - birthday.getFullYear() - 1;

        Xrm.Page.getAttribute("new_a").setValue(bd2.toString());

    }

}