Warning: file_get_contents(/data/phpspider/zhask/data//catemap/3/android/226.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181

Warning: file_get_contents(/data/phpspider/zhask/data//catemap/4/kotlin/3.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Android public inline fun String.toFloat():在kotlin.text中定义的浮点_Android_Kotlin - Fatal编程技术网

Android public inline fun String.toFloat():在kotlin.text中定义的浮点

Android public inline fun String.toFloat():在kotlin.text中定义的浮点,android,kotlin,Android,Kotlin,我的DestinationCreateActivity.kt中有创建新数据的代码,如何将文本转换为float DestinationCreateActivity.kt newDestination.amount = amount.text.toFloat() 这是我的活动\u destiny\u create.xml <EditText android:id="@+id/amount" android:layout_width=&qu

我的DestinationCreateActivity.kt中有创建新数据的代码,如何将文本转换为float

DestinationCreateActivity.kt

newDestination.amount = amount.text.toFloat()

这是我的活动\u destiny\u create.xml

<EditText
        android:id="@+id/amount"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:hint="Amount"
        android:imeOptions="actionUnspecified"/>
这就是错误所在


此处为
金额。文本
不是
字符串
,而是其
字符序列
。因此,您应该将其转换为
String
,然后再转换为
Float

amount.text.toString().toFloat()

什么问题here@ShaluTDtoFloat不工作或我的代码中有东西丢失或出错请检查图像,先生。
amount.text.toString().toFloat()