gaobaoUniApp/unpackage/dist/dev/mp-weixin/components/keyboard-input/keyboard-input.wxml

<view class="tui-keyboard-input tui-pwd-box" style="{{'background:'+(bgcolor)+';'}}"><view class="tui-inner-box"><block wx:for="{{inputvalue}}" wx:for-item="item" wx:for-index="index" wx:key="index"><view class="{{['tui-input',inputvalue.length===4?'tui-margin-right':'']}}" style="{{'font-size:'+($root.m0)+';'+('color:'+(color)+';')+('width:'+($root.m1)+';')}}">{{item}}</view></block></view></view>