Ex11_2 코드

package org.javaro.lecture; import java.io.FileWriter; public class Ex11_2 { public static void main(String[] args) { System.out.println("조병수-20191120-스트림"); try { FileWriter fout = new FileWriter("F://Users/whqud/Desktop/자바실습/write.txt"); int a = 10, b = 5; fout.write("더하기 a+b =" +(a+b) + "\n"); fout.write("빼기 a-b =" + (a-b) + "\n"); fout.close(); System.out.println("파일작성 완료"); } catch(Exception e) { System.out.println("파일지정하세요"); } } }

실행창

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