iOS 让textview里面的网址可点击

textView.dataDetectorTypes = UIDataDetectorTypeLink;

延伸：

Abstract: Defines the types of information that can be detected in text-based content.

Abstract: Defines the types of information that can be detected in text-based content.

Declaration: enum {

   UIDataDetectorTypePhoneNumber   = 1 << 0,

   UIDataDetectorTypeLink          = 1 << 1,

   UIDataDetectorTypeAddress       = 1 << 2,

   UIDataDetectorTypeCalendarEvent = 1 << 3,

   UIDataDetectorTypeNone          = 0,

   UIDataDetectorTypeAll           = NSUIntegerMax

};

typedef NSUInteger UIDataDetectorTypes;

Availability: iOS 3.0 and later