From 5015c5835f32491e6d6de9812f262d3b09bf24ad Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Sun, 9 Aug 2026 14:52:28 +0800
Subject: [PATCH] =?UTF-8?q?s-day08-=E7=BB=83=E4=B9=A0=5F=E6=89=93=E5=8D=B0?=
 =?UTF-8?q?=E6=8C=87=E5=AE=9A=E7=9B=AE=E5=BD=95=E4=B8=8B=E6=89=80=E6=9C=89?=
 =?UTF-8?q?=E7=9A=84txt=E6=96=87=E4=BB=B6?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 s-day08/src/com/inmind/digui02/Test12.java | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 s-day08/src/com/inmind/digui02/Test12.java

diff --git a/s-day08/src/com/inmind/digui02/Test12.java b/s-day08/src/com/inmind/digui02/Test12.java
new file mode 100644
index 0000000..1adfdb1
--- /dev/null
+++ b/s-day08/src/com/inmind/digui02/Test12.java
@@ -0,0 +1,31 @@
+package com.inmind.digui02;
+
+import java.io.File;
+
+/*
+练习_打印指定目录下所有的txt文件
+ */
+public class Test12 {
+    public static void main(String[] args) {
+        File file = new File("D:\\io_test");
+        getFiles(file);
+    }
+
+    public static void getFiles(File file) {
+        if (file.isFile()) {
+            return;//文件就不用遍历
+        }
+        File[] files = file.listFiles();
+        for (File f : files) {
+            if (f.isDirectory()) {
+                getFiles(f);
+            } else {
+                //文件判断
+                String name = f.getName();
+                if (name.endsWith(".txt")) {
+                    System.out.println(f.getName());
+                }
+            }
+        }
+    }
+}