效果：

点击即可以下载打开。

代码：

                      <div v-show="item.attachment.length > 0"><h3>下载附件</h3><divv-for="(doc, docIndex) in item.attachment":key="docIndex"><astyle="color: #4183c4":class="['file', docIndex == 0 ? 'firstFile' : '']"@click="fetchExportBill(`${downloadUrl}?Id=${doc.fileId}`,doc.disPlayName)":download="doc.disPlayName"><file-zip-outlinedstyle="font-size: 14px; margin-right: 5px"/>{{ doc.disPlayName }}<!-- <a-icon type="file-zip" style="font-size: 14px; margin-right: 5px" />{{ doc.disPlayName }} --></a></div></div>

 

 

const { downloadUrl } = window.defaultconfig;
function fetchExportBill(url, name) {axios.get(url, { responseType: "arraybuffer" }).then((res) => {const blob = new Blob([res.data], { type: "application/vnd.ms-excel" });const objectUrl = URL.createObjectURL(blob);const a = document.createElement("a");a.download = name;a.href = objectUrl;document.body.appendChild(a);a.click();document.body.removeChild(a);});
}