[SOLVED]Android: Column span in TableLayout

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<TableLayout android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:stretchColumns="*">
    <TableRow>
        <TextView android:id="@+id/info"
            android:layout_span="3"
	    android:text="@string/info"
	    android:layout_gravity="center_horizontal" />
	</TableRow>
    <TableRow>
	    <Button android:id="@+id/button_add" android:text="+" />
	    <TextView android:text="@string/label" />
	    <TextView android:id="@+id/amount" />
    </TableRow>
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</TableLayout>
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TableLayout supports column span on Android Development.