<el-form-item label="图片" :rules="createRules.strRequired" >
          <el-upload
            class="upload-demo"
            ref="upload"
            multiple
            :on-preview="handlePictureCardPreview"
            :on-change="handlePicChange"
            :before-upload="beforeAvatarUpload"
            action="/admin/uploads/posts?type=1"
            :on-remove="handleRemove"
            :file-list="fileListPic"
            limit="5"
            :auto-upload="true"
            :on-exceed="handleExceedPic"
            accept=".jpg,.jpeg,.png"
            list-type="picture">
            <el-button slot="trigger" size="small" type="primary">选取文件</el-button>
            <div slot="tip" class="el-upload__tip">只能上传最多五个jpg/png文件，且单个文件不超过1M</div>
          </el-upload>
        </el-form-item>

return {
   
        fileListPic:[],
   
},
methods: {
   
      //图片
      handlePicChange(file, fileList){
   
        this.fileListPic = fileList;
      },
      handlePictureCardPreview(file) {
   
        this.dialogImageUrl = file.url