增加版本号

public/version.txt

@@ -0,0 +1 @@
+V-2.1.1

src/views/home/index.vue

@@ -34,6 +34,7 @@
                     :item="item"
                 ></sidebar-item>
             </el-menu>
+            <div style="position: absolute;bottom: 22px; color: black;left: 35px;    font-size: 11px">{{this.version2}}</div>
         </el-scrollbar>
         <el-container
             class="container-box"
@@ -290,6 +291,7 @@ export default {
             },
             employName: "",
             name: "",
+            version2:'',
             passwordFormDataRules: {
                 oldPassword: [
                     {
@@ -348,6 +350,15 @@ export default {
     mounted() {
     },
     methods: {
+        inquire(){
+            let xhr = new XMLHttpRequest()
+            let okStatus = document.location.protocol === "file:" ? 0 : 200;
+            xhr.open("GET", "version.txt", false); // public文件夹下的绝对路径
+            xhr.overrideMimeType("text/html;charset=utf-8")
+            xhr.send(null)
+            this.version2=xhr.responseText;
+            //alert(xhr.responseText)  // xhr.responseText为文本中的内容
+        },
         toggleSideBar() {
             this.$store.dispatch("ToggleSideBar");
         },
@@ -528,6 +539,7 @@ export default {
         },
     },
     created() {
+        this.inquire();
         console.log("监听变化。，，，，，，，，，，，，，，，，，，，，，，，，，，，");
         this.getBreadcrumb();
         this.getCompanyData();