iOS键盘样式(UIKeyboardType)

0. 前言

最近工作需要梳理一下键盘样式，基于最新的iOS版本做了一个整理，选取AppStore里搜索“输入法”排名前四的第三方输入法进行对比，发出来供大家参考。

• 基于iOS 10.3
• 包括系统键盘和第三方键盘(百度输入法、搜狗输入法、讯飞输入法、GO输入法)

第三方输入法的键盘样式：
-百度输入法：拼音拇指
-搜狗输入法：大9键
-讯飞输入法：拼音9键
-GO 输入法 ：T9-中文(中国)(拼音)

1. UIKeyboardTypeDefault

// Default type for the current input method.

2. UIKeyboardTypeASCIICapable

// Displays a keyboard which can enter ASCII characters

3. UIKeyboardTypeNumbersAndPunctuation

// Numbers and assorted punctuation.

4. UIKeyboardTypeURL

5. UIKeyboardTypeNumberPad

// A number pad with locale-appropriate digits (0-9, ۰-۹, ०-९, etc.). Suitable for PIN entry.

6. UIKeyboardTypePhonePad

// A phone pad (1-9, *, 0, #, with letters under the numbers).

7. UIKeyboardTypeNamePhonePad

// A type optimized for entering a person's name or phone number.

使用第三方输入法(会强制使用系统键盘)

8. UIKeyboardTypeEmailAddress

// A type optimized for multiple email address entry (shows space @ . prominently).

9. UIKeyboardTypeDecimalPad

// A number pad with a decimal point.

10. UIKeyboardTypeTwitter

// A type optimized for twitter text entry (easy access to @ #)

11. UIKeyboardTypeWebSearch

// A default keyboard type with URL-oriented addition (shows space . prominently).

12. UIKeyboardTypeASCIICapableNumberPad

// A number pad (0-9) that will always be ASCII digits.