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如何将字符串写入文件?
阅读量:606 次
发布时间:2019-03-12

本文共 2562 字,大约阅读时间需要 8 分钟。

        
package constxiong.interview;import java.io.FileOutputStream;import java.io.IOException;/** * 测试写入字符串到文件 * @author ConstXiong * @date 2019-11-08 12:05:49 */public class TestWriteStringToFile {    public static void main(String[] args) {        String cx = "ConstXiong";        FileOutputStream fos = null;        try {            fos = new FileOutputStream("E:/a.txt");            fos.write(cx.getBytes()); //注意字符串编码        } catch (IOException e) {            e.printStackTrace();        } finally {            if (fos != null) {                try {                    fos.close();                } catch (IOException e) {                    e.printStackTrace();                }            }        }    }}

 


【Java面试题与答案】整理推荐

 

基于优化要求的最终版本如下:

        
package constxiong.interview;import java.io.FileOutputStream;import java.io.IOException;/** * 测试写入字符串到文件 * @author ConstXiong * @date 2019-11-08 12:05:49 */public class TestWriteStringToFile {    public static void main(String[] args) {        String cx = "ConstXiong";        FileOutputStream fos = null;        try {            fos = new FileOutputStream("E:/a.txt");            fos.write(cx.getBytes());        } catch (IOException e) {            e.printStackTrace();        } finally {            if (fos != null) {                try {                    fos.close();                } catch (IOException e) {                    e.printStackTrace();                }            }        }    }}

 


常见Java面试题及解答发布——技术升级指南

  • Java基础知识ught士应态考核
  • OOP核心概念解析
  • 常见数据结构与算法分析
  • MyBatisvalidate框架应用解析
  • Java多线程编程实战

 

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