Cara Menghantar Data Kepada Aktiviti Lain

ada dua aktiviti

• MainActivity.java

• SettingActivity.java

MainActivity.java

 public void launchSettings(View v){

        //Launch a new activity

        Intent i = new Intent(this,SettingActivity.class);
        String message = ((EditText)findViewById(R.id.editTextText)).getText().toString();
        i.putExtra("cool", message);
        startActivity(i);
    }

SettingActivity.java

public class SettingActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EdgeToEdge.enable(this);
        setContentView(R.layout.activity_setting);

        Intent i = getIntent();
        String message = i.getStringExtra("cool");
        TextView t = findViewById(R.id.textview);
        t.setText(message);
    }
}

Terdapat Fail XMl

1.activity_main.xl

<linearlayout android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent">

    <edittext android:id="@+id/editTextText" android:layout_width="470dp" android:layout_height="64dp" android:ems="10" android:inputtype="text" android:text="Name" tools:ignore="MissingConstraints" tools:layout_editor_absolutex="7dp" tools:layout_editor_absolutey="30dp"></edittext>
    <button android:id="@+id/btn" android:layout_width="wrap_content" android:layout_height="wrap_content" android:onclick="launchSettings" android:text="button" app:layout_constraintend_toendof="parent" tools:ignore="MissingConstraints" tools:layout_editor_absolutey="125dp"></button>
</linearlayout>

2.activitysetting.xml

 <textview android:id="@+id/textview" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_margin="50sp" android:text="hello activity" android:textsize="20sp" app:layout_constraintbottom_tobottomof="parent" app:layout_constrainttop_totopof="parent" app:layout_constraintvertical_bias="0.224" tools:layout_editor_absolutex="139dp" tools:ignore="MissingConstraints"></textview>

Atas ialah kandungan terperinci Cara Menghantar Data Kepada Aktiviti Lain. Untuk maklumat lanjut, sila ikut artikel berkaitan lain di laman web China PHP!