DoubleEqual__Double装箱拆箱

Author: CPU-Code

javaAPI/README.md

@@ -117,10 +117,11 @@
 - [返回javaAPI](#javaAPI)
 
 
-### [包装类](javaAPI/WrapperParse)
+### [包装类](src/com/cpucode/java/WrapperParse)
 
-- [x] [WrapperParse1__parseInt](javaAPI/WrapperParse/WrapperParse1.java)
+- [x] [WrapperParse1__parseInt](src/com/cpucode/java/WrapperParse/WrapperParse1.java)
 - [x] [IntegerEqual__Integer装箱拆箱](src/com/cpucode/java/WrapperParse/IntegerEqual.java)
+- [x] [DoubleEqual__Double装箱拆箱](src/com/cpucode/java/WrapperParse/DoubleEqual.java)
 
 - [返回javaAPI](#javaAPI)
 

javaAPI/src/com/cpucode/java/WrapperParse/DoubleEqual.java

@@ -0,0 +1,22 @@
+package com.cpucode.java.WrapperParse;
+
+/**
+ * Double 装箱/拆箱
+ * @author : cpucode
+ * @date : 2021/5/9
+ * @time : 9:48
+ * @github : https://github.com/CPU-Code
+ * @csdn : https://blog.csdn.net/qq_44226094
+ */
+public class DoubleEqual {
+    public static void main(String[] args) {
+        Double i1 = 100.0;
+        Double i2 = 100.0;
+
+        Double i3 = 200.0;
+        Double i4 = 200.0;
+
+        System.out.println(i1 == i2);
+        System.out.println(i3 == i4);
+    }
+}

out/production/javaAPI/javaAPI.iml

@@ -4,6 +4,7 @@
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />