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由于有缓冲区,所以效率比单独使用FileWriter要高
File logHome = new File("C://TTTT");
if(!logHome.exists()){
logHome.mkdirs();
}
String out = logHome+"/test.log";
FileWriter fileWriter=null;
BufferedWriter bufferedWriter=null;
try {
//ture表示新写入的内容会追加在就内容之后,不写则替换旧内容
fileWriter=new FileWriter(out,true);
bufferedWriter=new BufferedWriter(fileWriter);
bufferedWriter.write("今天天气很不错");
bufferedWriter.newLine();//换行符
bufferedWriter.write("fdsf健康带回家扣篮大赛");
} catch (Exception e) {
e.printStackTrace();
}finally{
try {
if(bufferedWriter!=null)bufferedWriter.close();
if(fileWriter!=null) fileWriter.close();
} catch (Exception e) {
e.printStackTrace();
}
}