本文实例为大家分享了微信小程序实现转盘抽奖的具体代码，供大家参考，具体内容如下

效果图如下所示

.wxml

<view class="index"> <view class="xian"></view> <view class="xian"></view> <view class="xian"></view> <view class="detail">一等奖</view> <view class="detail">二等奖</view> <view class="detail">三等奖</view> <view class="detail">四等奖</view> <view class="detail">五等奖</view> <view class="detail">六等奖</view> <span bindtap="zhuanin" style="transform:rotate({{trasn}}deg);"></span></view>

.wxss

.index{ width: 300px; margin: 50rpx calc((100% - 300px) / 2); border:1px solid #ffcccc; border-radius: 50%; height: 300px; position: relative; overflow: hidden; font-size: 26rpx;}.xian{ width:300px; height:1px; background:#d6d6d6; position:absolute; top:150px; left:0;}.index>.xian:nth-child(2){ transform:rotateZ(60deg)}.index>.xian:nth-child(3){ transform:rotateZ(120deg)}.detail{ position: absolute;}.index>.detail:nth-child(4){ top:25px;left:132px;}.index>.detail:nth-child(5){ top:90px;left:225px;}.index>.detail:nth-child(6){ top:190px;left:225px;}.index>.detail:nth-child(7){ top:250px;left:132px;}.index>.detail:nth-child(8){ top:190px;left:40px;}.index>.detail:nth-child(9){ top:90px;left:40px;}.index>span{ width: 30px; height: 30px; background-color: #ffcccc; border-radius: 50%; position: absolute; left: 135px; top:135px;}.index>span::after{ content: ' '; width:0; height:0; border-right:6px solid transparent; border-left:6px solid transparent; border-bottom:26px solid #ffcccc; z-index: 10; position: absolute; left: 8.5px; top: -24px;}

.js

Page({ data: { random:'', trasn:0, }, zhuanin:function(e){ let that = this let num = 0 that.setData({ random:Math.floor(Math.random() * 360), trasn:0, }) let a = setInterval(function () { that.setData({ trasn:that.data.trasn+5 }) if(360 <= that.data.trasn){ that.data.trasn = 0 num = num + 1 } if(num == 3){ that.currinl() clearInterval(a) } },5) }, currinl:function(e){ let that = this let name = '' if(that.data.random == 30 || that.data.random == 90 || that.data.random == 150 || that.data.random == 210 || that.data.random == 330){ that.setData({ random:that.data.random + 1 }) } if(that.data.random < 30 || 330 < that.data.random){ name = '一等奖' }else if(that.data.random > 30 && that.data.random < 90){ name = '二等奖' }else if(that.data.random > 90 && that.data.random < 150){ name = '三等奖' }else if(that.data.random > 150 && that.data.random < 210){ name = '四等奖' }else if(that.data.random > 210 && that.data.random < 270){ name = "五等奖" }else{ name = "六等奖" } let b = setInterval(function () { that.setData({ trasn:that.data.trasn+2 }) if(that.data.random <= that.data.trasn){ wx.showToast({ title: name, icon: 'none', duration: 2000 }) clearInterval(b) } },10) },})

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