update：代码优化

src/views/indexView.vue

@@ -3,7 +3,7 @@
         <div class="mt-5">
             <span class="text-base font-bold">点的案例</span>
             <div style="overflow-y: auto" class="container">
-                <div v-for="item in elementPointData" :key="item.id" @click="indexBtn(`${item.title}`)" class="item-container">
+                <div v-for="item in elementPointData" :key="item.id" @click="indexBtn(item.title)" class="item-container">
                     <div :id="item.title">{{item.title}}</div>
                     <img :src="item.pngUrl" width="250">
                 </div>
@@ -12,7 +12,7 @@
         <div class="mt-10">
             <span class="text-base font-bold">线的案例</span>
             <div style="overflow-y: auto" class="container">
-                <div v-for="item in elementLineData" :key="item.id" @click="indexBtn(`${item.title}`)" class="item-container">
+                <div v-for="item in elementLineData" :key="item.id" @click="indexBtn(item.title)" class="item-container">
                     <div :id="item.title">{{item.title}}</div>
                     <img :src="item.pngUrl" width="250">
                 </div>
@@ -21,7 +21,7 @@
         <div class="mt-10">
             <span class="text-base font-bold">面的案例</span>
             <div style="overflow-y: auto" class="container">
-                <div v-for="item in elementPlaneData" :key="item.id" @click="indexBtn(`${item.title}`)" class="item-container">
+                <div v-for="item in elementPlaneData" :key="item.id" @click="indexBtn(item.title)" class="item-container">
                     <div :id="item.title">{{item.title}}</div>
                     <img :src="item.pngUrl" width="250">
                 </div>