uni——不规则tab切换（skew）

案例展示

案例代码

<!-- 切换栏 -->
<view class="tabBoxs"><view class="tabBox"><block v-for="(item,index) in tabList" :key="index"><view class="tabItem":class="current == item.id&&current==1?'activeLeft':current == item.id&&current==2?'activeRight':''"@click="changeTab(item)">{{item.name}}<view class="underLine" v-if="current == item.id"></view></view></block></view>
</view>

const tabList = ref([{id: 1,name: '标题1'
}, {id: 2,name: '标题2'
}])
const current = ref(1)function changeTab(item) {current.value = item.id
}

.tabBoxs {margin: 0 25rpx;border: 1px solid green;height: 96rpx;position: relative;.tabBox {position: absolute;bottom: 0;width: 100%;height: 84rpx;background: rgba(255, 255, 255, 0.73);border-radius: 15rpx 15rpx 0rpx 0rpx;display: flex;justify-content: space-between;align-items: center;.tabItem {flex: 1;text-align: center;font-size: 30rpx;color: #3D3D3D;position: relative;.underLine {position: absolute;left: 50%;bottom: 0;transform: translateX(-50%);width: 78rpx;height: 9rpx;background: #FC5C2B;border-radius: 60rpx 60rpx 60rpx 60rpx;}}.activeLeft {transform: translateY(-8rpx);height: 96rpx;display: flex;align-items: center;justify-content: center;border-radius: 15rpx 15rpx 0 0;background-color: #ffffff;font-size: 32rpx;color: #FC5C2B;position: relative;&::after {content: "";position: absolute;top: 0;right: -8px;width: 40rpx;height: 96rpx;border-radius: 0 11px 0 0;background: #ffffff;transform: skewX(8deg);}}.activeRight {transform: translateY(-8rpx);height: 96rpx;display: flex;align-items: center;justify-content: center;border-radius: 15rpx 15rpx 0 0;background-color: #ffffff;font-size: 32rpx;color: #FC5C2B;position: relative;&::after {content: "";position: absolute;top: 0;left: -8px;width: 40rpx;height: 96rpx;border-radius: 11px 0 0 0;background: #ffffff;transform: skewX(-8deg);}}}
}

参考按钮网站

https://juejin.cn/post/7036549260241797134