Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:programming_language
|
| gptkbp:allows |
objects to be notified of changes in other objects
|
| gptkbp:API |
runtime feature
|
| gptkbp:category |
observer pattern
|
| gptkbp:enables |
automatic notification of property changes
|
| gptkbp:firstAppearance |
gptkb:Mac_OS_X_10.3
|
| gptkbp:introduced |
gptkb:Apple
|
| gptkbp:purpose |
observe changes to properties
|
| gptkbp:relatedTo |
gptkb:Key-Value_Coding
|
| gptkbp:usedFor |
data binding
UI updates model-view synchronization |
| gptkbp:usedIn |
gptkb:Objective-C
gptkb:Swift gptkb:Cocoa_Touch Cocoa |
| gptkbp:bfsParent |
gptkb:Objective-C_runtime
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
KVO (Key-Value Observing)
|