activity_php.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    android:orientation="vertical"    tools:context="www.wulian1.com.webview.PHPActivity">

<Button        android:id="@+id/btn_1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="获取普通字符"/>    <Button        android:id="@+id/btn_2"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="获取json字符"/>    <ListView        android:id="@+id/lv_1"        android:layout_width="wrap_content"        android:layout_height="wrap_content">

</ListView>

</LinearLayout>