UIKeyboardType The type of keyboard to display for a given text-based view. And it is very useful, for example:- I want to enter URL address, must of the website we need to add .com (hold to get more options like .net) at end. typedef enum { UIKeyboardTypeDefault, UIKeyboardTypeASCIICapable, UIKeyboardTypeNumbersAndPunctuation, UIKeyboardTypeURL, UIKeyboardTypeNumberPad, UIKeyboardTypePhonePad, UIKeyboardTypeNamePhonePad, UIKeyboardTypeEmailAddress, UIKeyboardTypeDecimalPad, UIKeyboardTypeAlpha...