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Web/src/components/Abar.vue

@@ -0,0 +1,13 @@
+<template>
+    <router-link :to="url" :class="_class" >
+         <slot></slot> 
+    </router-link>
+</template>
+<script setup>
+// 1. 定义接收父组件传来的参数 props
+const props = defineProps({
+  // 字段名、类型、默认值
+  url: String,
+  _class:String,
+})
+</script>