回答編集履歴
3
x
test
CHANGED
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@@ -48,11 +48,6 @@
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48
48
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</template>
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49
49
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<script>
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50
50
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export default {
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51
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-
data() {
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52
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-
return {
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53
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-
number: 0,
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54
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-
}
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55
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-
},
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56
51
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props: {
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57
52
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numbering: {
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58
53
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type: Number,
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2
x
test
CHANGED
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@@ -3,10 +3,12 @@
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3
3
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親
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4
4
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5
5
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```html
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6
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+
<!-- https://teratail.com/questions/k9a3uom29j319c -->
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7
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+
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6
8
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<template>
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7
9
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<div>
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8
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-
<LikeNumber :numbering="0"
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10
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+
<LikeNumber :numbering="0"></LikeNumber>
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9
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-
<LikeNumber :numbering="1"
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11
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+
<LikeNumber :numbering="1"></LikeNumber>
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10
12
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<button @click="reset">Parent reset</button>
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11
13
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<div>
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12
14
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number
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@@ -58,8 +60,7 @@
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58
60
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},
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59
61
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methods: {
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60
62
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increment() {
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61
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-
this.number += 1
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62
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-
this.$parent.numbers[this.numbering] =
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63
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+
this.$parent.numbers[this.numbering] += 1;
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63
64
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},
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64
65
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}
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65
66
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}
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1
x
test
CHANGED
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@@ -1,4 +1,6 @@
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1
1
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かなり無理矢理な実装ですが、とりあえず以下で動いてます
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2
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+
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3
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+
親
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2
4
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3
5
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```html
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4
6
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<template>
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@@ -33,7 +35,7 @@
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33
35
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}
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34
36
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</script>
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35
37
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```
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36
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-
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38
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+
子
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37
39
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38
40
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```html
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39
41
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<template>
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