iOS 8是否支持带有UIWebView的IndexedDB？

Question

我看到iOS 8上的Safari支持IndexedDB，但我找不到关于UIWebView的任何信息。从我的初步测试来看，它看起来并不如此，但我希望那里有人对我有一个具体的答案。

Answer 1

从这里：http://www.sencha.com/blog/apple-shows-love-for-html5-with-ios-8

◾IndexedDB是不是在iOS 8的“UIWebView的”可用或主屏幕应用

Answer 2

UIWebView不支持IndexedDB，但WKWebView一样。

下面是对各种网络测试观众可用技术后对iOS8上： http://mail-archives.apache.org/mod_mbox/cordova-dev/201409.mbox/%3CCAD66QQSYuEhWkW9-b_TN4MK-+MO5MfjU2cMjkhbRvaxCWF51eA@mail.gmail.com%3E

iPod Touch iOS 8 *Safari* 
UserAgent - Mozilla/5.0 (iPod touch; CPU iPhone OS 8_0 like Mac OS X) 
AppleWebKit/600.1.4 (KHTML, like Gecko) Version/8.0 Mobile/12A365 
Safari/600.1.4 
Sunspider - 1825ms Overall 
HMTL5 Test - 440/555 
- Seamless iFrame - No 
- 2D Graphics Path Support - Yes 
- Web GL 3D Graphics - Yes 
- IndexedDB - Yes 
- Objectstore ArrayBuffer Support - Yes 

iPod Touch iOS 8 *HomeScreen* 
UserAgent - Mozilla/5.0 (iPod touch; CPU iPhone OS 8_0 like Mac OS X) 
AppleWebKit/600.1.4 (KHTML, like Gecko) Mobile/12A365 
SunSpider - 1801.0ms Overall 
HTML5 Test - 427/555 
- Seamless iFrame - No 
- 2D Graphics Path Support - Yes 
- Web GL 3D Graphics - Yes 
- IndexedDB - No 
- Objectstore ArrayBuffer Support - No 


iPod Touch iOS 8 *WKWebView* 
UserAgent - Mozilla/5.0 (iPod touch; CPU iPhone OS 8_0 like Mac OS X) 
AppleWebKit/600.1.4 (KHTML, like Gecko) Mobile/12A365 
SunSpider - 1822.8ms Overall 
HTML5 Test - 438/555 
- Seamless iFrame - No 
- 2D Graphics Path Support - Yes 
- Web GL 3D Graphics - Yes 
- IndexedDB - Yes 
- Objectstore ArrayBuffer Support - No 


iPod Touch iOS 8 *UIWebView* 
UserAgent - Mozilla/5.0 (iPod touch; CPU iPhone OS 8_0 like Mac OS X) 
AppleWebKit/600.1.4 (KHTML, like Gecko) Mobile/12A365 
SunSpider - 7114.6ms Overall 
HTML5 Test - 427/555 
- Seamless iFrame - No 
- 2D Graphics Path Support - Yes 
- Web GL 3D Graphics - Yes 
- IndexedDB - No 
- Objectstore ArrayBuffer Support - No 


*iOS 8 Notes* 
- Seamless iFrame was removed compared to iOS 7.1.2 
- IndexedDB is only supported in Safari & WKWebView App 
- Objectstore ArrayBuffer is only supported in Safari & WKWebView App 
- UIWebView is ~4x slower then WKWebView for JS (Sunspider results) 
- WKWebView cannot load local files (issue for Cordova/Phonegap/Offline 
Solutions) 
- No UserAgent difference between UIWebView and WKWebView.