Update README.md

Author: srujanadicharla

README.md

@@ -38,33 +38,50 @@ pod 'SASelectionView'
 
 ## [](https://github.com/srujanadicharla/SASelectionView#example) Example
 ```swift
-import UIKit
+import SwiftUI
 import SASelectionView
 
-class ViewController: UIViewController {
-
-    @IBOutlet weak var selectedOptionLabel: UILabel!
+struct ContentView: View {
+    
+    @State private var selectedText = ""
 
-    override func viewDidLoad() {
-        super.viewDidLoad()
-        // Do any additional setup after loading the view.
+    var body: some View {
+        VStack {
+            Button(action: {
+                self.showSelectionView()
+            }) {
+                Text("Show List")
+            }
+            .padding(EdgeInsets(top: 0, leading: 0, bottom: 12, trailing: 0))
+            
+            Text(selectedText)
+        }
+        
     }
-
-    @IBAction func didTapButton(_ sender: Any) {
+    
+    func showSelectionView() {
         var sections = [SectionItem]()
         sections.append(SectionItem(title: "Texas", options: ["Dallas", "Houston", "Austin", "San Antonio"]))
         sections.append(SectionItem(title: "California", options: ["Los Angeles", "San Francisco", "Sacramento", "San Diago"]))
         sections.append(SectionItem(title: "New York", options: ["New York City", "Albany", "Buffalo"]))
         sections.append(SectionItem(title: "Florida", options: ["Miami", "Orlando", "Jacksonville", "Key West"], disabledIndices: [3:[1,3]]))
-        
+
         SASelectionView.show(title: "Locations", sections: sections, showSearchBar: true, emptySearchRowTitle: "Item not found. Add this ...", emptyRowHandler: { (notFoundText) in
             print("Not found result: \(notFoundText)")
-            self.selectedOptionLabel.text = notFoundText
+            self.selectedText = notFoundText
         }) { (section, row, value) in
-            self.selectedOptionLabel.text = "\(value), \(sections[section].title ?? "")"
+            self.selectedText = "\(value), \(sections[section].title ?? "")"
         }
     }
 }
+
+#if DEBUG
+struct ContentView_Previews: PreviewProvider {
+    static var previews: some View {
+        ContentView()
+    }
+}
+#endif
 ```
 
 <img src="https://github.com/srujanadicharla/SASelectionView/blob/master/Images/screenshot1.png" width="300" height="649"><img src="https://github.com/srujanadicharla/SASelectionView/blob/master/Images/screenshot2.png" width="300" height="649">