[JavaScript知识库]input文件上传

	<div class="uploadexcel">
        <label for="fileInput">
          <span class="importBtn">导入</span>
          <!-- <el-button type="primary">上传文件</el-button> -->
        </label>
        <input
          v-show="false"
          type="file"
          id="fileInput"
          @change="handleFileUpload"
          accept=".xlsx"
          name="file"
          ref="file"
        />
    </div>
//script
// 导入
const handleFileUpload = (e) => {
  console.log('导入res', e);
  // console.log('导入file', file);
  let file = e.target.files;
  let form = new FormData()
  form.append('xlsFile', e.target.files[0])
  console.log('99999-----', form.get("xlsFile"));
  importZbk(form).then(res => {
    console.log(res);
    e.target.value = ' ' // 当导入的文件相同的时候会出现第二次无法导入的问题
  })
}

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