Java IO流的打印流
String dir = "e:/test/Java";String fileName = "java.txt";//创建一个文件//File f = new File(dir,fileName);//NewDir(dir); //检查目录是否存在//f.createNewFile(); //创建文件名PrintWriter log = new PrintWriter(new FileWriter(new File(dir,fileName),true));log.println("adfasdfs");log.println("=="+new Date()+"==");log.flush();
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