Deep Compare

deepCompare

var deepCompare = function(a,b) {
    for (var field in b) {
        if (a.hasOwnProperty(field)){
            if (a[field] instanceof Object) {
                return deepCompare(a[field], b[field]);
            } else if (a[field] !== b[field]){
                return false
            }
        } else {
            return false;
        }
    }

    for (var field in a) {
        if (b.hasOwnProperty(field)){
            if (b[field] instanceof Object) {
                return deepCompare(b[field], a[field]);
            } else if (a[field] !== b[field]){
                return false
            }
        } else {
            return false;
        }
    }

    return true;
}