소스 해석좀 부탁드립니다

Question

• < ><!-- </span-->encoding="utf-8"?>
  <manifest xmlns:android="http://schemas.android.com/apk/res/android"
      package="com.example.cnrld_home.getip_broadcast" >
  
      <uses-sdk
          android:minSdkVersion="8"
          android:targetSdkVersion="19" />
      <uses-permission android:name="android.permission.INTERNET"/>
      <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" >
      </uses-permission>
  
      <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
  
      <application
          android:allowBackup="true"
          android:icon="@mipmap/ic_launcher"
          android:label="@string/app_name"
          android:supportsRtl="true"
          android:theme="@style/AppTheme" >
          <activity android:name=".MainActivity" >
              <intent-filter>
                  <action android:name="android.intent.action.MAIN" />
  
                  <category android:name="android.intent.category.LAUNCHER" />
              </intent-filter>
          </activity>
      </application>
  
  </manifest>

   

   

  • < ><!-- </span-->encoding="utf-8"?>
    <RelativeLayout 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:paddingLeft="@dimen/activity_horizontal_margin"
        android:paddingRight="@dimen/activity_horizontal_margin"
        android:paddingTop="@dimen/activity_vertical_margin"
        android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">
    
        <Button
            android:id="@+id/b_getIP"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentLeft="true"
            android:layout_alignParentTop="true"
            android:layout_marginLeft="18dp"
            android:layout_marginTop="52dp"
            android:text="getIP"
            android:onClick="Click_getIP" />