Android 寫入檔案API

 

import android.util.Log;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStreamWriter;
import java.util.ArrayList;

public class File_write_tool {

    public  static String TAG="File_write_tool";

    public void write(File file, ArrayList<String> list){


        try {
            FileOutputStream stream = new FileOutputStream(file);
            BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(stream));

            for(int i=0;i<list.size();i++){
                String str=list.get(i);
                writer.write(str);
                writer.newLine();
            }

            writer.close();

        }catch (Exception e){

            Log.e(TAG,e.getMessage());

        }


    }



}