Vue触发隐藏input file的方法实例详解

<p class="uploadImg">
  <input type="file" @change="picUpload($event)" accept="image/*" />
</p>

.uploadImg {
  width: 100%;
  height: 1.46rem;
  position: relative;
  input {
   width: 1.46rem;
   height: 100%;
   z-index: 1;
   opacity: 0;
   position: absolute;
   cursor: pointer;
  }
}

<div class="upload-btn-box">
　 <Button @click="choiceImg" icon="ios-cloud-upload-outline" type="primary">点击上传</Button>
  <input ref="filElem" type="file" class="upload-file" @change="getFile">
</div>

choiceImg(){
  this.$refs.filElem.dispatchEvent(new MouseEvent('click')) 
},
getFile(){
  console.log("成功");
}

<label for="upfile" class="pTitleRight" @click="IDRecognition">
<span>身份证识别</span>
  <i class="iconfont">&#xe612;</i>
  <input ref="filElem" type="file" accept="image/*" id="upfile" name="upfile" style="display: none;" @change="uploadPic">
</label>

IDRecognition: function() {},  //触发事件 
uploadPic: function() {
 console.log('dsa');
}