【原】成功element ui el-upload上传文件

<template>

  <div class="app-container">

    <el-form ref="form" :model="form" :rules="rules2" label-width="120px">

      <el-upload

        class="upload-demo"

        action="http://localhost:12345/api/test/upload"

        accept=".pdf"

        multiple

        :limit="1"

        :on-exceed="handleExceed"

        :file-list="fileList"

      >

        <el-button size="small" type="primary">点击上传</el-button>

        <div slot="tip" class="el-upload__tip">只能上传pdf文件,且不超过10M</div>

      </el-upload>

    </el-form>

  </div>

</template>

<script>

export default {

  data() {

    return {

      fileList: [],

      form: {},

    };

  },

  methods: {

    handleExceed(files, fileList) {

      this.$message.warning(

        `当前限制选择1 个文件，本次选择了 ${files.length} 个文件，共选择了 ${

          files.length + fileList.length

        } 个文件`

      );

    },

  },

};

</script>

<style scoped>

.line {

  text-align: center;

}

</style>

后台core api接口

[HttpPost("upload")]

        public async Task<IpResponse> upload(IFormFile file)

        {

            var path = Directory.GetCurrentDirectory();

            var currentDate = DateTime.Now;

            string webRootPath = Directory.GetCurrentDirectory();

            try

            {

                var filePath = $"/UploadFile/{currentDate:yyyyMMdd}/";

                //创建每日存储文件夹

                if (!Directory.Exists(webRootPath + filePath))

                {

                    Directory.CreateDirectory(webRootPath + filePath);

                }

                if (file != null)

                {

                    //文件后缀

                    var fileExtension = Path.GetExtension(file.FileName);//获取文件格式，拓展名

                    //判断文件大小

                    var fileSize = file.Length;

                    if (fileSize > 1024 * 1024 * 10) //10M TODO:(1mb=1024X1024b)

                    {

                        return IpResponse.Create(true, "0", "上传的文件不能大于10M");

                    }

                    //保存的文件名称(以名称和保存时间命名)

                    var saveName = file.FileName.Substring(0, file.FileName.LastIndexOf('.')) + fileExtension;

                    //文件保存

                    using (var fs = System.IO.File.Create(webRootPath + filePath + saveName))

                    {

                        file.CopyTo(fs);

                        fs.Flush();

                    }

                    //完整的文件路径

                    var completeFilePath = Path.Combine(filePath, saveName);

                    return IpResponse.Create(true, "0", "上传成功");

                }

                else

                {

                    return IpResponse.Create(true, "0", "上传失败，未检测上传的文件信息");

                }

            }

            catch (Exception ex)

            {

                return IpResponse.Create(true, "0", "文件保存失败，异常信息为：" + ex.Message);

            }

        }