Reset element form validation

<el-dialog
      :closeOnClickModal="clickfalse"
      :close-on-press-escape="clickfalse"
      class="ht-dialog ht-dialog1 rollout"
      title="提现申请"
      :visible.sync="RolloutFo"
      width="640px"
      @close="closeRol('ruleF')"
    >
      <p>注：提现金额需＞0元，每周限制提现1次；具体到账时间以银行处理时间为准。</p>
      <el-form
        :model="RolloutForm"
        status-icon
        :rules="RolloutFormRules"
        ref="ruleF"
        label-width="132px"
        class="demo-ruleForm"
      >

closeRol(ruleF){
      this.$refs[ruleF].resetFields();
    },

Reset form validation