startupcode

//Swift - Using Iconicon icons in UIButton as Title.
//Ionicon.swift file needs to be added. It is attached here for reference
//Also you will require font file "ionicons.ttf"

//Calling the method
    var btnTick = getButtonWithIconicon(CGRectMake(8, 12, 25, 25), title: String.ioniconWithCode("ion-checkmark-round")!, titleSize: UIFont.ioniconOfSize(25), titleColor: .greenColor())
    

func getButtonWithIconicon (coordinates: CGRect, title btnTitle: String, titleSize btnTitleSize: UIFont, titleColor btnTitleColor: UIColor) -> UIButton {
        

startupcode

private var associationKey: UInt8 = 0

extension UIButton {
    
    var objectRef: String! {
        get {
            return objc_getAssociatedObject(self, &associationKey) as? String
        }
        set(newValue) {
            objc_setAssociatedObject(self, &associationKey, newValue, objc_AssociationPolicy.OBJC_ASSOCIATION_RETAIN)

startupcode

//Usage
lbl.attributedText = htmlToAttributedString ("html text")

//Assign attributed string
    func htmlToAttributedString(string : String) -> NSAttributedString{
        var attribStr = NSMutableAttributedString()
        
        do {//, allowLossyConversion: true
            attribStr = try NSMutableAttributedString(data: string.dataUsingEncoding(NSUnicodeStringEncoding)!, options: [ NSDocumentTypeDocumentAttribute: NSHTMLTextDocumentType], documentAttributes: nil)
            

startupcode

//Here whenever isChecked value is assigned, it will update the text as per true or false condition

class CheckBox: UIButton {
var mySelectedAttributedTitle = NSAttributedString(string:" TRUE", attributes: [NSFontAttributeName: UIFont.ioniconOfSize(26), NSForegroundColorAttributeName : UIColor.blackColor()])

// Bool property
    var isCheck: Bool = false {
        didSet{
            if isCheck == true {
              //Assign true case image/text to the button like as follows

startupcode

extension String {
    func convertToBool() -> Bool? {
        switch self {
        case "true", "1", "yes":
            return true
        case "false", "0", "no":
            return false
        default:
            return nil
        }