1.1Activity跳转与传值

1.跳转：意图的2种形式 class和action(intent-filter要加意图过滤)，开启Activity即可

2.传值:意图put/get值

3.日志记录:Log.i    i---info信息记录

 

Manifest.xml：清单文件

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.manusas.activitydemo">

    <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" android:label="@string/app_name">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <!--几个Activity几个配置-->
        <activity android:name=".NextActivity" android:label="@string/app_name">
            <intent-filter>
                <action android:name="nextaction" />
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>
    </application>

</manifest>

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