From f19d4b4acb53a79a2ad860c53ccf5ee2a2275aba Mon Sep 17 00:00:00 2001
From: lmr <532021475@qq.com>
Date: Tue, 19 Jul 2022 00:11:05 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AD=97=E7=AC=A6=E4=B8=B2=E9=85=B1=E7=B4=AB?=
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 =?UTF-8?q?=E7=AC=91=E7=9A=84=E5=90=97=3F?=
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---
 java/StringEquals.java | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 java/StringEquals.java

diff --git a/java/StringEquals.java b/java/StringEquals.java
new file mode 100644
index 0000000..859bfee
--- /dev/null
+++ b/java/StringEquals.java
@@ -0,0 +1,32 @@
+package com.li.common.valid;
+
+/**
+ * 判断字符串是否等于某个固定值
+ *  PS:(某位不愿透露姓名的三年JAVA开发工程师编写的业务代码)
+ **/
+public class StringEquals {
+    public static void main(String[] args) {
+        String code="TestC";
+        ifEqual(code);
+    }
+
+    public static String ifEqual(String code){
+        /**
+         * String类已经重写了equals()方法,会判断值和内存地址
+         * 使用 | 判断
+         * |做运算为或运算  相同为0,不同为1
+         * | 做判断无短路操作
+         */
+
+        if(code=="TestA" | code.equals("TestA")){
+            //做某项业务
+           return "TestA";
+
+        }else if(code=="TestB" | code.equals("TestB")){
+            //做某项业务
+            return "TestB";
+
+        }
+        return null;
+    }
+}
-- 
Gitee