文件上传

知识点

new FormData

{
    headers:{
        'Content-Type':'multipart/form-data'
    }
}
//formdata类型

const upLoad = (files) => {
  const formData = new FromData();
  fromData.append("upLoadFiles", files.file); //主要文件
  fromData.append("xxxxx", xxx); //其他参数
};
axios
  .post("/file/Upload", formData, { "Content-Type": "multipart/form-data" })
  .then(({ data }) => {
    const uid = files.file.uid;
    const currentFile = this.FileList.find((item) => item.uid === uid);
    if (currentFile && data && data.fileNo) {
      currentFile.fileNo = data.fileNo;
      this.$message.success("上传成功");
    }
  })
  .catch()
  .fanally();