iOS 系统键盘几个类型

1. UIKeyboardTypeDefault

   
2.  

   UIKeyboardTypeASCIICapable  ==  UIKeyboardTypeAlphabet

   
3.  

   UIKeyboardTypeNumbersAndPunctuation

   
4.  

   UIKeyboardTypeURL

   
5.  

   UIKeyboardTypeNumberPad

   
6.  

   UIKeyboardTypeDecimalPad

   
7.  

   UIKeyboardTypePhonePad

   
8.  

   UIKeyboardTypeNamePhonePad

   
9.  

   UIKeyboardTypeEmailAddress

   
10.  

    UIKeyboardTypeTwitter

    
11.  

    UIKeyboardTypeWebSearch

    

     

     

     

     

     

    参考来自：

    https://www.2cto.com/kf/201601/486186.html