How to achieve automatic width of Button in Android layout -

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i have few button listed vertically , need of them have same width, display text inside.

basically need width of them wrapped width of largest one.

hope explained well.

now... have 1 layout working on samsung galaxy s2 (4.1.2), on friend's phone - samsung gt-n7100 (note2) , android 4.4.2 - not working - text not displayed in button.

this layout:

<relativelayout     xmlns:android="http://schemas.android.com/apk/res/android"     android:layout_width="match_parent"     android:layout_height="match_parent">      <textview         android:text="word"         android:layout_width="wrap_content"         android:layout_height="48dp"         android:textsize="30sp"         android:gravity="center"         android:layout_centerhorizontal="true"         android:id="@+id/word"/>      <textview         android:text="14/36\nm: 1"         android:layout_width="fill_parent"         android:layout_height="80dp"         android:id="@+id/score"         android:layout_torightof="@+id/word"         android:gravity="right|center"         android:paddingright="10dp"/>      <linearlayout         android:layout_centerinparent="true"         android:orientation="vertical"         android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:id="@+id/adapter">          <button             android:text="1"             android:layout_width="match_parent"             android:layout_height="48dp"             android:id="@+id/opt1"/>          <button             android:text="2"             android:layout_width="match_parent"             android:layout_height="48dp"             android:id="@+id/opt2" />          <button             android:text="3"             android:layout_width="match_parent"             android:layout_height="48dp"             android:id="@+id/opt3" />          <button             android:text="4"             android:layout_width="match_parent"             android:layout_height="48dp"             android:id="@+id/opt4" />          <button             android:text="5"             android:layout_width="match_parent"             android:layout_height="48dp"             android:id="@+id/opt5" />     </linearlayout>      <button         android:text="next"         android:layout_width="match_parent"         android:layout_height="48dp"         android:layout_alignparentbottom="true"         android:id="@+id/next"/>  </relativelayout>

try setting android.width="auto"


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