OPTIONAL TYPES IN SWIFT IOS | SWIFT OPTIONAL TYPE TUTORIAL | SWIFT TUTORIAL FOR BEGINNERS

In this tutorial we are going to learn about optional types in swift ios. Follow my Facebook Page : https://www.facebook.com/105940115222549 Follow me on Instagram : https://www.instagram.com/p/CViUlw2sOMi Follow me on tumblr : http://programming-guru.tumblr.com Follow me on reddit : https://www.reddit.com/u/Programming_guru1?utm_medium=android_app&utm_source=share ... https://www.youtube.com/watch?v=4q6A5g6y2io