优化后，再次提交

unpackage/dist/dev/mp-weixin/pages/personalcenter/account.wxml

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+<view class="{{['page', 'data-v-5e16536a', virtualHostClass]}}" style="{{virtualHostStyle}}" hidden="{{virtualHostHidden || false}}" id="{{r}}"><view class="padding bg-white margin-top data-v-5e16536a"><view class="form-item solid-bottom data-v-5e16536a"><view class="form-label data-v-5e16536a">旧密码</view><view class="form-input-wrap data-v-5e16536a"><block wx:if="{{r0}}"><input class="form-input data-v-5e16536a" type="{{a}}" placeholder="请输入旧密码" value="{{b}}" bindinput="{{c}}"/></block><view class="pwd-toggle data-v-5e16536a" bindtap="{{e}}"><text class="{{['data-v-5e16536a', d]}}"></text></view></view></view><view class="form-item solid-bottom data-v-5e16536a"><view class="form-label data-v-5e16536a">新密码</view><view class="form-input-wrap data-v-5e16536a"><block wx:if="{{r0}}"><input class="form-input data-v-5e16536a" type="{{f}}" placeholder="请输入新密码" value="{{g}}" bindinput="{{h}}"/></block><view class="pwd-toggle data-v-5e16536a" bindtap="{{j}}"><text class="{{['data-v-5e16536a', i]}}"></text></view></view></view><view class="form-item data-v-5e16536a"><view class="form-label data-v-5e16536a">确认密码</view><view class="form-input-wrap data-v-5e16536a"><block wx:if="{{r0}}"><input class="form-input data-v-5e16536a" type="{{k}}" placeholder="请再次输入新密码" value="{{l}}" bindinput="{{m}}"/></block><view class="pwd-toggle data-v-5e16536a" bindtap="{{o}}"><text class="{{['data-v-5e16536a', n]}}"></text></view></view></view></view><view class="tips data-v-5e16536a"><text class="text-gray text-sm data-v-5e16536a">密码长度至少6位，建议包含字母和数字</text></view><view class="padding data-v-5e16536a"><button class="bg-blue round data-v-5e16536a" bindtap="{{p}}" loading="{{q}}">保存</button></view></view>