Vue中失去焦点时所触发的事件问题

<input type="text" onBlur="txtblur()">
<script>
    function txtblur(event){ //当前元素失去焦点
        console.log(123);
    }
</script>

<input 
       :type="type" 
       :value="value" 
       :placeholder="placeholder" 
       :name="name" 
       @input="$emit('input',$event.target.value)"
       />

<input type="text" @click="clickFn">

<template>
  <div>
    <input type="text" placeholder="请输入内容" @blur="blur"/>
  </div>
</template>
<script>
    export default {
      name: "@blur_61",
      methods:{
        blur(){
          console.log("blur事件被执行")
        }
      }
    }
</script>
<style scoped>
</style>

<el-input
          v-model="inputValue"
          v-bind="$attrs"
          @blur="handleBlur"
          @input="handleInput"
          class="custom-input"
          >
</el-input>

const handleBlur = () => {}
const handleInput =  (v) => {}
return {
    ...toRefs(state),
    handleBlur,
    handleInput
};

<div tabindex="0" @blur="aside1_hide()" ref="aside1" class="aside" style="width: 200px; overflow: scroll;">
    <!-- background-color="#23303E" transparent -->
    <el-menu background-color="#23303E" text-color="#fff" active-text-color="#fff">
       ...
    </el-menu>
</div>

left_click: function() {
      if (!this.left_show) {
        this.$refs.aside1.style.left = "0"
        this.$refs.aside1.focus()  //获得焦点
        this.left_show = true
      } else {
        this.aside1_hide()
      }
},
aside1_hide:function () {
      this.$refs.aside1.style.left = "-200px"
      this.left_show = false
},

 
@media screen and (min-width: 1200px) {
  .aside {
    position: static;
    width: 200px;
    height: 100vh;
    margin: 0;
    padding: 0;
    background-color: #23303E;
    z-index: 100;
    /*移动时的过度效果*/
    transition: left 500ms ease;
    color: #fff;
  }
}
@media screen and (max-width: 1200px) {
  /*隐藏在左边*/
  .aside {
    position: fixed;
    /*相对于窗口固定定位*/
    top: 0;
    left: -200px;
    /*隐藏在左边*/
    width: 200px;
    height: 100vh;
    margin: 0;
    padding: 0;
    background-color: #23303E;
    z-index: 100;
    /*移动时的过度效果*/
    transition: left 500ms ease;
    /*padding: 36px;*/
    color: #fff;
  }
}
/*可以滚动，但隐藏滚动条*/
.aside::-webkit-scrollbar {
  display: none;
}