Loop through object get value using regex key matches Javascript

Question

var obj = {
 Fname1: \"John\",
 Lname1: \"Smith\",
 Age1: \"23\",
 Fname2: \"Jerry\",
 Lname2: \"Smith\",
 Age2: \"24\"
}

with an object like this.

Answer 1

With jquery:

$.each(obj, function (index,value) {
    //DO SOMETHING HERE WITH VARIABLES INDEX AND VALUE
});