每日总结-23.10.31

package kousuanti;

import java.io.*;

public class SaveCsv {

    public void save(String strings[]){
        String filePath="D:\\Idea\\CSV\\";
        File file = new File(filePath + "KouSuanTi_01.csv");
        try {
            //如果存在，则删除，新建文件
            if (file.exists()) {
                file.delete();
            }
            file.createNewFile();
        } catch (IOException e) {
            e.printStackTrace();
        }
        FileOutputStream out=null;
        OutputStreamWriter osw=null;
        BufferedWriter bw=null;
        try {
            out = new FileOutputStream(file);
            osw = new OutputStreamWriter(out,"UTF-8");
            bw =new BufferedWriter(osw);

            //写入数据
            for(int i=0;i< strings.length;i++) {
                bw.append(strings[i]);
                bw.append("\r");
            }

        } catch (Exception e) {
            e.printStackTrace();
        }finally{
            try {
                if(bw!=null)
                    bw.close();
                bw=null;
                if(osw!=null)
                    osw.close();
                osw=null;
                if(out!=null)
                    out.close();
                out=null;
            } catch (IOException e) {
                e.printStackTrace();
            }

        }
    }
}