導出txt文件時候\r\n才能換行

java代碼

package DRDCWordTemplates;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.io.Writer;

 
import org.junit.Test;

/*[題幹]防抱死制動系統（ABS）在什麽情況下可以最大限度發揮制動器效能?
[類型]單選
[選項]{A:間歇制動},{B:持續制動},{C:緊急制動},{D:緩踏制動踏板}
[答案]C
[解析]ABS的目的就是為了防止剎車的時候一腳踩死，導致翻車什麽的。 不過剎車剎死就比較慢（速度N快的時候），效果等於踩下剎車，再松下剎車，反復幾次！*/
public class ExportTemUtils {

    private static File outFile = new File("test.txt");

    /**
     * 產生單選模板
     * 
     * 
 
@param num
     *            單選數量
     */
    public void danxuan(int num) {

        Writer out;
        try {
            out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outFile,true), "utf-8"), 10240);
            for (int i = 0; i < num; i++) {
                out.write(
                        
 
"\n[題幹]請在這裏寫題幹\r\n[類型]單選\r\n[選項]{A:請在這裏寫A選項},{B:請在這裏寫B選項},{C:請在這裏寫C選項},{D:請在這裏寫D選項}\r\n[答案]請在這裏填寫正確答案\r\n[解析]:在這裏寫解析\r\n");
                out.write("\r\n");
            }
            out.flush();
            out.close();
        } catch (Exception e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }
    }

    /**
     * 產生多選
     * 
     * @param num
     *            多選題數量
     */
    public void duoxuan(int num) {
        Writer out;
        try {
            out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outFile,true), "utf-8"), 10240);
            for (int i = 0; i < num; i++) {
                out.write(
                        "\n[題幹]請在這裏寫題幹\r\n[類型]多選\r\n[選項]{A:請在這裏寫A選項},{B:請在這裏寫B選項},{C:請在這裏寫C選項},{D:請在這裏寫D選項}\r\n[答案]請在這裏填寫正確答案\r\n[解析]:在這裏寫解析\r\n");
                out.write("\r\n");
            }
            out.flush();
            out.close();
        } catch (Exception e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }
    }
    public void panduan(int num){
        Writer out;
        try {
            out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outFile,true), "utf-8"), 10240);
            for (int i = 0; i < num; i++) {
                out.write(
                        "\n[題幹]請在這裏寫題幹\r\n[類型]判斷題\r\n[答案]請在這裏填寫正確答案\r\n[解析]在這裏寫解析\r\n");
                out.write("\r\n");
            }
            out.flush();
            out.close();
        } catch (Exception e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }
    }
    
    /**
     * 測試產生模板
     */
    @Test
    public void test1(){
        ExportTemUtils exportTemUtils=new ExportTemUtils();
        exportTemUtils.danxuan(1);
        exportTemUtils.duoxuan(1);
        exportTemUtils.panduan(1);
//        System.out.println(System.currentTimeMillis());
    }
}

結果:

Java導出txt模板——（一）