Java读写文件的方法有很多种形式,分享一下我整理出来的一种情况。
一、读文件:
public static void ReadFile() {
String file_path = "data/newFilename.txt";
try (FileReader reader = new FileReader(file_path); BufferedReader br = new BufferedReader(reader)) {
String line;
while ((line = br.readLine()) != null) {
System.out.println(line);
}
} catch (IOException e) {
e.printStackTrace();
}
}
二、写文件:
public static void WriteFile() {
try {
File file = new File("data/newFilename.txt");
file.createNewFile();
try (FileWriter writer = new FileWriter(file); BufferedWriter out = new BufferedWriter(writer)) {
out.write("hello,");
out.write("world!");
out.write("ok");
}
} catch (IOException e) {
e.printStackTrace();
}
}
具体怎么用,或者你想怎么用,自己再变形吧。
THE END