就像是：
File file = new File("C:\user\Desktop\dir1\dir2\filename.txt");file.getParentFile().mkdirs();FileWriter writer = new FileWriter(file);
就像是：
File file = new File("C:\user\Desktop\dir1\dir2\filename.txt");file.getParentFile().mkdirs();FileWriter writer = new FileWriter(file);名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
