将label改为 :label

            <el-form-item label="字体颜色：" prop="fontcolor" style="margin-top: -20px">
              <el-radio v-model="settingData.fontcolor" :label="0">黑色</el-radio>
              <el-radio v-model="settingData.fontcolor" :label="1">白色</el-radio>
            </el-form-item>