There is no response when I click the php renew button now. Could you please help me check it out?

Question

& lt;? PHP if ($ user_info ['plans']): // Renewal function The next version is released?

                                                                                                                                                  

#             </div>

                                                                                                                                                  ##                                                                                                                                                                                                               

                                                                                                                                                                                                                                                      <select class="form-select" id="period">

# & lt; option value = "60" & gt; two months & lt;/option & gt;

& lt; option value = "90" & gt; three months & lt;/option & gt; <option value="120">Four months</option>

                                                                                           < option value="180">Six months</option>

                                                                                                                                     

lt;option value=" 300">Ten months</option>

                                                                                                             

                                <option value="360">十二个月</option>

                            </select>

                        </div>

                        <div class="row mb-2">

                            <div class="col-xl-12 mt-2">

                                <input type="submit" name="submit" id="submit" value="立即续费" class="btn btn-sm btn-alt-primary form-control">

                            </div>

                        </div>

                    </form>

                </div>

            </div>

        <?php else: ?><?php if (__ENABLE_ONLINE_MEMBERSHIP__ == 1 || __ENABLE_MEMBERSHIP_ACTIVATION_CODE__ == 1): ?>

            <h2 class="content-heading">开通会员</h2>

                <?php if (__ENABLE_MEMBERSHIP_ACTIVATION_CODE__): ?>

                <div class="block block-rounded block-link-shadow">

                        <div class="block-content block-content-full mb-4">

                            <label class="form-label fs-sm text-muted" for="plans_card">卡密开通</label>

                            <div class="input-group">

                                <input type="text" class="form-control form-control-alt" id="plans_card" name="plans_card" placeholder="输入卡密信息">

                                <button type="button" onclick="cardOpenMember()" class="btn btn-alt-primary">卡密开通</button>

                            </div>

                        </div>

                    </div>

            <?php endif; ?>

                <?php if (__ENABLE_ONLINE_MEMBERSHIP__): ?>