質問編集履歴
2
エラー内容の修正
test
CHANGED
@@ -1 +1 @@
|
|
1
|
-
firebase real databaseから読み込んだもの
|
1
|
+
firebase real databaseから読み込んだものを編集したい
|
test
CHANGED
@@ -62,13 +62,7 @@
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|
62
62
|
|
63
63
|
### 発生している問題・エラーメッセージ
|
64
64
|
|
65
|
-
|
66
|
-
|
67
|
-
```
|
68
|
-
|
69
|
-
|
65
|
+
console.logの中身が空白で表示される.
|
70
|
-
|
71
|
-
```
|
72
66
|
|
73
67
|
|
74
68
|
|
1
コードや補足情報の追加
test
CHANGED
@@ -1 +1 @@
|
|
1
|
-
firebase
|
1
|
+
firebase real databaseから読み込んだものに対して変更を加える(mounted内で)
|
test
CHANGED
@@ -40,6 +40,8 @@
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|
40
40
|
|
41
41
|
for (var key in this.lists) {
|
42
42
|
|
43
|
+
以下でlistsの中にあるデータに変更や他の関数に受け渡しなどをしたい
|
44
|
+
|
43
45
|
var item = this.lists[key];
|
44
46
|
|
45
47
|
this.temp = item;
|
@@ -76,7 +78,189 @@
|
|
76
78
|
|
77
79
|
```html
|
78
80
|
|
79
|
-
|
81
|
+
<!DOCTYPE html>
|
82
|
+
|
83
|
+
<html lang="ja">
|
84
|
+
|
85
|
+
<head>
|
86
|
+
|
87
|
+
<meta charset="UTF-8">
|
88
|
+
|
89
|
+
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
90
|
+
|
91
|
+
<meta http-equiv="X-UA-Compatible" content="ie=edge">
|
92
|
+
|
93
|
+
<!-- Semantic UI を読み込む -->
|
94
|
+
|
95
|
+
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/semantic-ui-css@2.4.1/semantic.min.css">
|
96
|
+
|
97
|
+
<!-- The core Firebase JS SDK is always required and must be listed first -->
|
98
|
+
|
99
|
+
<script src="https://www.gstatic.com/firebasejs/7.6.1/firebase-app.js"></script>
|
100
|
+
|
101
|
+
<script src="https://www.gstatic.com/firebasejs/7.6.1/firebase-auth.js"></script>
|
102
|
+
|
103
|
+
<script src="https://www.gstatic.com/firebasejs/7.6.1/firebase-database.js"></script>
|
104
|
+
|
105
|
+
<title>Document</title>
|
106
|
+
|
107
|
+
</head>
|
108
|
+
|
109
|
+
<body>
|
110
|
+
|
111
|
+
<div class="ui main continer">
|
112
|
+
|
113
|
+
<div id="app">
|
114
|
+
|
115
|
+
<table class="ui celled table">
|
116
|
+
|
117
|
+
<thead>
|
118
|
+
|
119
|
+
<tr>
|
120
|
+
|
121
|
+
<th>題名</th>
|
122
|
+
|
123
|
+
<th>lat</th>
|
124
|
+
|
125
|
+
<th>lng</th>
|
126
|
+
|
127
|
+
<th>削除</th>
|
128
|
+
|
129
|
+
</tr>
|
130
|
+
|
131
|
+
</thead>
|
132
|
+
|
133
|
+
<tbody>
|
134
|
+
|
135
|
+
<tr v-for="(item,key) in lists">
|
136
|
+
|
137
|
+
<td>{{item.name}}</td>
|
138
|
+
|
139
|
+
<td>{{item.lat}}</td>
|
140
|
+
|
141
|
+
<td>{{item.lng}}</td>
|
142
|
+
|
143
|
+
<td>
|
144
|
+
|
145
|
+
<button class="ui button" v-on:click="remove_data(key)">削除</button>
|
146
|
+
|
147
|
+
</td>
|
148
|
+
|
149
|
+
</tr>
|
150
|
+
|
151
|
+
</tbody>
|
152
|
+
|
153
|
+
</table>
|
154
|
+
|
155
|
+
<div class="ui input">
|
156
|
+
|
157
|
+
<input type="text" placeholder="題名" v-model="name">
|
158
|
+
|
159
|
+
<input type="text" placeholder="コメント" v-model="comment">
|
160
|
+
|
161
|
+
</div>
|
162
|
+
|
163
|
+
<button class="ui button" v-on:click="add_data(name,comment)">追加</button>
|
164
|
+
|
165
|
+
ここにtempが入る[{{temp}}]
|
166
|
+
|
167
|
+
</div>
|
168
|
+
|
169
|
+
</div>
|
170
|
+
|
171
|
+
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
|
172
|
+
|
173
|
+
<script src="./config.js"></script>
|
174
|
+
|
175
|
+
<script src="./main.js"></script>
|
176
|
+
|
177
|
+
</body>
|
178
|
+
|
179
|
+
</html>
|
180
|
+
|
181
|
+
```
|
182
|
+
|
183
|
+
|
184
|
+
|
185
|
+
```javascript
|
186
|
+
|
187
|
+
new Vue({
|
188
|
+
|
189
|
+
el: "#app",
|
190
|
+
|
191
|
+
data: {
|
192
|
+
|
193
|
+
lists: [],
|
194
|
+
|
195
|
+
name: null,
|
196
|
+
|
197
|
+
comment: null,
|
198
|
+
|
199
|
+
temp:null
|
200
|
+
|
201
|
+
},
|
202
|
+
|
203
|
+
created() {
|
204
|
+
|
205
|
+
firebase.initializeApp(firebaseConfig);
|
206
|
+
|
207
|
+
var vue = this;
|
208
|
+
|
209
|
+
firebase.database().ref('/').on('value', function (snapshot) {
|
210
|
+
|
211
|
+
vue.lists = snapshot.val();
|
212
|
+
|
213
|
+
});
|
214
|
+
|
215
|
+
},
|
216
|
+
|
217
|
+
mounted() {
|
218
|
+
|
219
|
+
this.change_data();
|
220
|
+
|
221
|
+
},
|
222
|
+
|
223
|
+
methods: {
|
224
|
+
|
225
|
+
add_data: function(name,comment){
|
226
|
+
|
227
|
+
firebase.database().ref('/').push({
|
228
|
+
|
229
|
+
name: name,
|
230
|
+
|
231
|
+
comment:comment
|
232
|
+
|
233
|
+
});
|
234
|
+
|
235
|
+
this.name = '';
|
236
|
+
|
237
|
+
this.comment = '';
|
238
|
+
|
239
|
+
},
|
240
|
+
|
241
|
+
remove_data: function (key) {
|
242
|
+
|
243
|
+
firebase.database().ref('/').child(key).remove();
|
244
|
+
|
245
|
+
},
|
246
|
+
|
247
|
+
change_data: function () {
|
248
|
+
|
249
|
+
for (var key in this.lists) {
|
250
|
+
|
251
|
+
var item = this.lists[key];
|
252
|
+
|
253
|
+
this.temp = item;
|
254
|
+
|
255
|
+
console.log(item);
|
256
|
+
|
257
|
+
}
|
258
|
+
|
259
|
+
}
|
260
|
+
|
261
|
+
},
|
262
|
+
|
263
|
+
})
|
80
264
|
|
81
265
|
```
|
82
266
|
|
@@ -86,12 +270,14 @@
|
|
86
270
|
|
87
271
|
|
88
272
|
|
89
|
-
|
273
|
+
createdやmountedのなかで,console.logを使い変数の中身を確認した
|
90
274
|
|
91
275
|
|
92
276
|
|
93
277
|
### 補足情報(FW/ツールのバージョンなど)
|
94
278
|
|
95
|
-
|
96
|
-
|
97
|
-
|
279
|
+
semantic ui 2.4.1
|
280
|
+
|
281
|
+
Vue.js 最新(2.6.11)
|
282
|
+
|
283
|
+
firebase 7.6.1
|