From d1a059b325cc9d0575cd6fc931c9adba6b1f41fa Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Sun, 9 Aug 2026 11:51:51 +0800
Subject: [PATCH] =?UTF-8?q?s-day08-=E9=80=92=E5=BD=92=E7=9A=84=E6=A6=82?=
 =?UTF-8?q?=E5=BF=B5?=
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---
 s-day08/src/com/inmind/digui02/Demo08.java | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 s-day08/src/com/inmind/digui02/Demo08.java

diff --git a/s-day08/src/com/inmind/digui02/Demo08.java b/s-day08/src/com/inmind/digui02/Demo08.java
new file mode 100644
index 0000000..5685dd8
--- /dev/null
+++ b/s-day08/src/com/inmind/digui02/Demo08.java
@@ -0,0 +1,45 @@
+package com.inmind.digui02;
+/*
+9.递归的概念
+
+递归：一个方法直接或者间接调用字节
+    直接调用：A->A->A->A->A
+    间接调用：A->B->A->B
+
+    递归代码必须要有结束条件，如果没有结束条件，那么一定会栈内存溢出错误
+
+扩展：
+    1.内存溢出：内存空间总共有4G，但是我们要开辟超出4G的空间，内存溢出
+    2.内存泄漏：一个对象已经不再使用了，但是它还占用着内存，无法释放
+ */
+public class Demo08 {
+    static int count = 0;
+    public static void main(String[] args) {
+        method1();
+        System.out.println("程序结束");
+    }
+
+    private static void method1() {
+        System.out.println(count);
+        count++;
+        if (count > 16000) {
+            return;
+        }
+        method2();
+    }
+
+    private static void method2() {
+        method1();
+    }
+
+    //直接调用：A->A->A->A->A
+    public static void methodA(){
+        System.out.println(count);
+        count++;
+        if (count > 20000) {
+            //提前结束当前方法
+            return;
+        }
+        methodA();
+    }
+}