weixin_41052270的博客

public class Test9 { public static void main(String[] args) throws Exception { //写入文件 BufferedWriter bw = new BufferedWriter(new FileWriter("C:\\Users\\Desktop\\122.txt")); ...

public class TestReadcsvFile { public static void main(String[] args) { readFile("C:\\Users\\Desktop\\77777.csv"); } public static void readFile(String filePath){ Connection conn = ...