回答編集履歴
1
コード例修正
test
CHANGED
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@@ -4,9 +4,33 @@
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4
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5
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```kotlin
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6
6
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7
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+
object : CountDownTimer(4000,100){
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8
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+
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9
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override fun onTick(p0: Long) {
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10
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11
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if (p0 > 300) {
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12
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count.text = "${p0 / 1000}"
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14
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15
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} else {
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16
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count.text = "開始"
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18
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}
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21
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}
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22
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23
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24
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25
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override fun onFinish() {
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26
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7
27
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val intent = Intent(this@Lv8Activity, Lv8MainActivity::class.java)
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8
28
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9
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startActivity(intent)
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30
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+
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31
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}
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32
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33
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}.start() // startがないとカウントダウンが始まらないのでは
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10
34
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11
35
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```
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12
36
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