愚公的博客

let query = wx.createSelectorQuery(); let contentBoxH = query.select(".content_box").boundingClientRect(); query.exec(res => { let contentBoxH = res[0] ? res[0].height : 0; })

dom部分 ---------------------------------------------------------------------------------------------- <text wx:if="{{reSend}}" bindtap='countdown'>获取验证码</text> <text wx:else>{{seco...