<el-upload
              class="upload-box"
              action="/anylang-api/cos/uploadFile"
              accept=".mp4,.mov"
              :headers="{ token }"
              :show-file-list="false"
              :before-upload="handleBeforeUpload"
              :on-success="handleUploadSuccess"
            >
              
                <div class="icon-upload">
                  <img class="img" src="@/assets/img/videoImg.png" alt="" />
                </div>
                <div class="upload-file-info">Amazon business success.mp4</div>
                <div class="reUpload" style="margin-top: 52px">Reupload</div>
            </el-upload>

handleBeforeUpload(file) {
      console.log(file);
      const suffix = file.name.split(".").pop().toLowerCase();
      if (!["mov", "mp4"].includes(suffix)) {
        return this.$message.error(`Please select mp4/mov extension file.`);
      }
      // 大小不能大于500M
      if (file.size / 1024 / 1024 >= 500) {
        this.$message.error(
          "The size of the image must not be greater than 500M"
        );
      }
    },
    handleUploadSuccess(res) {
      this.isTranslating = false;
      console.log(res);
      if (res.code == 200 || res.code == "200") {
        this.uploadVideoUrl = res.data;
      }
    },
     

<el-upload class="selfVideoUpload" ref="uploadFile" :show-file-list="false"
                        :before-upload="beforeAvatarUpload" :http-request="uploadAvatarFile" :limit="1" accept=".xls,.xlsx">

                        <div v-if="form.action.length > 0"
                            style="display: flex; flex-direction: column; align-items: center;justify-content: center;">
                            <span style="display: flex; align-items: center;justify-content: center;">
                                <img class="uploadIcon" src="@/assets/imgs/icon-file-default@2x.png" />
                                <span class="videoTitle">批量上傳</span>
                            </span>

                            <div style="display: flex; align-items: center;justify-content: center; color: #DCDEE0;">
                                <span style="color: #155BD4;" @click.stop="editFile">編輯</span>｜<span style="color: #155BD4;"
                                    @click.stop="deletFile">刪除</span>
                            </div>
                        </div>
                        <div v-else>
                            <span style="display: flex; align-items: center;justify-content: center;">
                                <img class="uploadIcon" src="@/assets/imgs/icon_upload@2x.png" />
                                <span class="videoTitle">批量上傳</span>
                            </span>
                            <span>單個(gè)文件不超過(guò) 15M</span>
                        </div>

                    </el-upload>

uploadAvatarFile(param) {
            console.log('param-----' + param.file);
            const formData = new FormData();
            formData.append("file", param.file);
            if (this.form.id) {
                formData.append("id", this.form.id);
            }

            uploadExcel(formData).then((res) => {
                this.form.action = eval(res.data);
                this.$refs.dynamicValidateForm.clearValidate("action");
                this.$refs.uploadFile.clearFiles();
            });
        },

        beforeAvatarUpload(rawFile) {
            const isPng = rawFile.type === "application/vnd.ms-excel" || rawFile.type === "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";

            if (!isPng)  {
                ElMessage.warning('文件格式只支持xls或xlsx')
                return false
            }  

            if (rawFile.size / 1024 / 1024 > 14) {
                ElMessage.error('單個(gè)文件不能超過(guò)15MB!')
                return false
            }
            return true
        },

<el-upload
          ref="uploadRef"
          class="upload-demo"
          multiple
          :limit="5"
          :on-exceed="handleExceed"
          :file-list="state.taskForm.fileList"
          accept=".doc,.pdf,.DOC,.PDF,.docx,DOCX"
          action="/dev-api/soc/system/file/upload"
          :headers="{ Authorization: 'Bearer ' + getToken() }"
          :on-change="uploadChange"
          :on-remove="removeFn"
        >
          <template #trigger>
            <el-button>添加文件</el-button>
          </template>

          <template #tip>
            <div class="el-upload__tip">
              支持word或PDF格式文件拳球，且大不超過(guò)500KB
            </div>
          </template>
        </el-upload>