Simple example of using RadioGroup, RadioButton in Kotlin

Simple example of using RadioGroup, RadioButton in Kotlin | Android

Here is the simple example of using RadioGroup, RadioButton in Android Kotlin.

  
<RadioGroup xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/radioGroup"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.guna.kotlinapplication.BlankFragment">

    <RadioButton
        android:id="@+id/radioMale"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/male" />

    <RadioButton
        android:id="@+id/radioFemale"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/female" />
</RadioGroup>

OnCheckedChangeListener

  
radioGroup.setOnCheckedChangeListener({ group, checkedId ->
    val radioButton = view.findViewById<RadioButton>(checkedId)
    Toast.makeText(activity, radioButton.text.toString() + " is checked", Toast.LENGTH_LONG).show()
})

Here is the full video tutorial

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