This project forked from k-moto/ios-coredata-nsrelationshipdescription-demo
iOS NSRelationshipDescriptionのサンプル(Swift3)
NSRelationshipDescriptionはRelationShipを表す。
他のエンティティとの関係を示す。
NSPropertyDescription
| プロパティ名 | 説明 | サンプル |
|---|---|---|
| minCount | 参照するオブジェクトの最小値を取得する | NSRelationshipDescription.minCount |
| maxCount | 参照するオブジェクトの最大値を取得する | NSRelationshipDescription.maxCount |
| isToMany | 一対多であるかどうかの判別を取得する | NSRelationshipDescription.isToMany |
CoreData.framework
iOS3.0以上
| category | Version |
|---|---|
| Swift | 3.0.2 |
| XCode | 8.2 |
| iOS | 10.0〜 |
https://developer.apple.com/reference/coredata/nsrelationshipdescription
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