     public var cell: FreeFormCell?
     public var formViewController: FreeFormViewController!
     
+    public var isNoValue: Bool {
+        return (self.value == nil)
+    }
+    
     public init(tag: String, title: String, value: AnyObject?) {
         self.tag = tag
         self.title = title

    public func removeAll() {
        self.array.removeAll()
    }
}

open class FreeFormSection: NSObject {

    
    public var numOfSections: Int {
        return self.sections.getShowingSection().count
    }
    
    public var noValueRows: FreeFormRows {
        var blankValueRowArray = [FreeFormRow]()
        self.sections.array.forEach { section in
            blankValueRowArray = blankValueRowArray + section.rows.blankValueRows.array
        }
        return FreeFormRows(array: blankValueRowArray)
    }
    
    open func numOfRows(_ section: Int) -> Int {
