失去焦点事件

src/components/app-mob-input/app-mob-input.vue

 <template>
-    <ion-input  debounce="300" :type="type" :value="value" :placeholder="placeholder" :disabled = "disabled"  @ionChange="change"></ion-input>
+    <ion-input  debounce="300" :type="type" :value="value" :placeholder="placeholder" :disabled = "disabled"  @ionChange="change" @ionBlur="()=>{this.$emit('blur')}"></ion-input>
 </template>
 
 <script lang="ts">