質問編集履歴
3
関連コードの追記
test
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File without changes
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test
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@@ -164,8 +164,108 @@
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164
164
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165
165
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}
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166
166
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167
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+
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168
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+
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169
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+
//データを全件取得する
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170
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+
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171
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+
static func selectAll() -> [Data] {
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172
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+
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173
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+
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174
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175
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var data = [Data]()
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176
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+
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177
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+
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178
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179
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+
let request = NSFetchRequest<NSFetchRequestResult>(entityName: "Data")
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180
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+
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181
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do{
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182
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+
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183
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data = try context.fetch(request) as! [Data]
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184
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+
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185
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+
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186
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187
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return data
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188
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+
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189
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+
}catch{
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190
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+
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191
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print("エラー")
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192
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+
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193
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}
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194
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+
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195
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return data
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196
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+
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197
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}
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198
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+
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167
199
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}
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168
200
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169
201
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```
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170
202
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203
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+
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204
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+
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205
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+
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206
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207
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208
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209
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```SWift
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210
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+
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211
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+
class AppDelegate: UIResponder, UIApplicationDelegate {
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212
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+
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213
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+
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214
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+
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215
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+
//CoreData関連部分のみ抜粋
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216
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217
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+
lazy var persistentContainer: NSPersistentContainer = {
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218
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+
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219
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+
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220
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+
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221
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+
let container = NSPersistentContainer(name: "CoreDataTest")
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222
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+
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223
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+
container.loadPersistentStores(completionHandler: { (storeDescription, error) in
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224
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+
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225
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+
if let error = error as NSError? {
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226
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+
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227
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+
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228
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+
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229
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+
fatalError("Unresolved error (error), (error.userInfo)")
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230
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+
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231
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+
}
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232
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+
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233
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+
})
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234
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+
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235
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return container
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236
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+
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237
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+
}()
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238
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+
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239
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+
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240
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+
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241
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func saveContext () {
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242
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+
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243
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+
let context = persistentContainer.viewContext
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244
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+
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245
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+
if context.hasChanges {
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246
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+
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247
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+
do {
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248
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+
|
|
249
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+
try context.save()
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250
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+
|
|
251
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+
} catch {
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252
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+
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|
253
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+
let nserror = error as NSError
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|
254
|
+
|
|
255
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+
fatalError("Unresolved error (nserror), (nserror.userInfo)")
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256
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+
|
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257
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+
}
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|
258
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+
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259
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+
}
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260
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+
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261
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+
}
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262
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+
|
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263
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+
}
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264
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+
|
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265
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+
```
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266
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+
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267
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+
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268
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+
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269
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+
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270
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+
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171
271
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2
ミスを削除
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -1,4 +1,4 @@
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|
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1
|
-
質問
|
|
1
|
+
質問失礼します。
|
|
2
2
|
|
|
3
3
|
|
|
4
4
|
|
1
スクリーンショットを掲載
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -1,4 +1,4 @@
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|
1
|
-
質問
|
|
1
|
+
質問
|
|
2
2
|
|
|
3
3
|
|
|
4
4
|
|
|
@@ -167,3 +167,5 @@
|
|
|
167
167
|
}
|
|
168
168
|
|
|
169
169
|
```
|
|
170
|
+
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171
|
+
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