diff --git a/day02/src/com/inmind/operator02/Demo10.java b/day02/src/com/inmind/operator02/Demo10.java
new file mode 100644
index 0000000..e32bb85
--- /dev/null
+++ b/day02/src/com/inmind/operator02/Demo10.java
@@ -0,0 +1,17 @@
+package com.inmind.operator02;
+/*
+运算符_比较运算符
+==,>,< ,>=,<=,!=
+
+注意：比较运算符最终结果只有真假，true&false
+*/
+public class Demo10 {
+    public static void main(String[] args) {
+        System.out.println(3==4);//false
+        System.out.println(3>4);//false
+        System.out.println(3<4);//true
+        System.out.println(3>=4);//false
+        System.out.println(3<=4);//true <= :3是小于4或3等于4，只要满足一个条件即可
+        System.out.println(3!=4);//true
+    }
+}