elementui input 禁止输入小数和字母

<el-input
      v-model="projectForm.clear_sale_day"
      size="small"
      class="box-content-input"
      type="number"
      min="0"
      onkeypress="return(/[\d]/.test(String.fromCharCode(event.keyCode)))"
      />

通过keypress事件

onkeypress="return(/[\d]/.test(String.fromCharCode(event.keyCode)))"