读写文件文件

src/chapter7/Example10.java

@@ -0,0 +1,23 @@
+package chapter7;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+
+public class Example10 {
+    public static void main(String[] args) {
+        // 使用try-with-resources自动关闭资源
+        try (BufferedReader reader = new BufferedReader(
+                new FileReader("note.txt"))) {
+
+            String line;
+            // 逐行读取文件内容
+            while ((line = reader.readLine()) != null) {
+                System.out.println(line);
+            }
+
+        } catch (IOException e) {
+            System.out.println("读取文件出错：" + e.getMessage());
+        }
+    }
+}