iOS 弹出键盘类型
1,UIKeyboardTypeDefault
2,UIKeyboardTypeASCIICapable
3,UIKeyboardTypeNumbersAndPunctuation
4,UIKeyboardTypeURL
5,UIKeyboardTypeNumberPad
6,UIKeyboardTypePhonePad
7,UIKeyboardTypeNamePhonePad
8,UIKeyboardTypeEmailAddress
9,UIKeyboardTypeDecimalPad
10,UIKeyboardTypeTwitter
11,UIKeyboardTypeWebSearch
12,UIKeyboardTypeAlphabet
原文地址:http://blog.csdn.net/jichunw/article/details/42489521