安卓笔记之SharedPreferences保存简单的数据
package com.example.day0330_sharepreference; import android.os.Bundle; import android.app.Activity; import android.content.SharedPreferences; import android.content.SharedPreferences.Editor; import android.view.Menu; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; public class MainActivity extends Activity { private Button button; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); button = (Button) findViewById(R.id.bt); //用sharepreferences来保存简单的数据 拿到其对象 final SharedPreferences sp = getSharedPreferences("share",MODE_PRIVATE); button.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { //拿到编辑器 Editor editor = sp.edit(); //往编辑器存放数据 editor.putString("name", "张三"); editor.putInt("age", 10); //提交数据 editor.commit(); } }); } }