feat: 微信下,导航栏渐变效果
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@ -8,14 +8,14 @@
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<!-- 2/3,只有1个页面,如果不是tabbar,需要首页图标 -->
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<!-- 这种情况一般出现在用户直接打开分享出去的详情页面,或者使用redirectTo等API -->
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<navigator
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v-else-if="isTabbar"
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v-else-if="!isTabbar"
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open-type="switchTab"
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url="/pages/index/index"
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class="left-icon"
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>
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<button class="i-carbon-home text-white"></button>
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</navigator>
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<!-- 如果当前页就是tabbar页,不用去首页,也就是什么图标都不需要 -->
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<!-- 3/3,如果当前页就是tabbar页,不用去首页,也就是什么图标都不需要 -->
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<view class="title">{{ title || '' }}</view>
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</view>
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</template>
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@ -24,11 +24,12 @@
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import { getIsTabbar } from '@/utils/index'
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defineProps<{ title?: string }>()
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// 获取屏幕边界到安全区域距离
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const { safeAreaInsets } = uni.getSystemInfoSync()
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// 获取页面栈
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const pages = getCurrentPages()
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const isTabbar = getIsTabbar()
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// 获取屏幕边界到安全区域距离
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const { safeAreaInsets } = uni.getSystemInfoSync()
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</script>
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<style lang="scss" scoped>
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62
src/hooks/useNavbarWeixin.ts
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62
src/hooks/useNavbarWeixin.ts
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@ -0,0 +1,62 @@
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import { onReady } from '@dcloudio/uni-app'
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import { getIsTabbar } from '@/utils/index'
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export default () => {
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// 获取页面栈
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const pages = getCurrentPages()
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const isTabbar = getIsTabbar()
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// 页面滚动到底部时的操作,通常用于加载更多数据
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const onScrollToLower = () => {}
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// 获取屏幕边界到安全区域距离
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const { safeAreaInsets } = uni.getSystemInfoSync()
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// #ifdef MP-WEIXIN
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// 基于小程序的 Page 类型扩展 uni-app 的 Page
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type PageInstance = Page.PageInstance & WechatMiniprogram.Page.InstanceMethods<any>
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// 获取当前页面实例,数组最后一项
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const pageInstance = getCurrentPages().at(-1) as PageInstance
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// 页面渲染完毕,绑定动画效果
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onReady(() => {
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// 动画效果,导航栏背景色
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pageInstance.animate(
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'.fly-navbar',
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[{ backgroundColor: 'transparent' }, { backgroundColor: '#f8f8f8' }],
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1000,
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{
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scrollSource: '#scroller',
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timeRange: 1000,
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startScrollOffset: 0,
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endScrollOffset: 50,
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},
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)
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// 动画效果,导航栏标题
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pageInstance.animate(
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'.fly-navbar .title',
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[{ color: 'transparent' }, { color: '#000' }],
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1000,
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{
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scrollSource: '#scroller',
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timeRange: 1000,
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startScrollOffset: 0,
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endScrollOffset: 50,
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},
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)
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// 动画效果,导航栏返回按钮
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pageInstance.animate('.fly-navbar .left-icon', [{ color: '#fff' }, { color: '#000' }], 1000, {
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scrollSource: '#scroller',
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timeRange: 1000,
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startScrollOffset: 0,
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endScrollOffset: 50,
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})
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})
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// #endif
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return {
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pages,
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isTabbar,
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onScrollToLower,
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safeAreaInsets,
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}
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}
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@ -17,6 +17,9 @@
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<!-- Sun in light mode, Moon in dark mode, from Carbon -->
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<button class="i-carbon-sun dark:i-carbon-moon text-green-300" />
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<fly-header></fly-header>
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<navigator url="/pages/test1/index" open-type="navigate" hover-class="navigator-hover">
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去二级页
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</navigator>
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</view>
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</template>
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@ -1,9 +1,26 @@
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<template>
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<fly-navbar title="导航栏标题" />
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<view class="fly-navbar" :style="{ paddingTop: safeAreaInsets?.top + 'px' }">
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<!-- 1/3,多于1个页面,用返回图标 -->
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<navigator v-if="pages.length > 1" open-type="navigateBack" class="left-icon">
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<button class="i-carbon-chevron-left text-current"></button>
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</navigator>
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<!-- 2/3,只有1个页面,如果不是tabbar,需要首页图标 -->
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<!-- 这种情况一般出现在用户直接打开分享出去的详情页面,或者使用redirectTo等API -->
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<navigator
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v-else-if="!isTabbar"
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open-type="switchTab"
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url="/pages/index/index"
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class="left-icon"
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>
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<button class="i-carbon-home text-current"></button>
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</navigator>
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<!-- 3/3,如果当前页就是tabbar页,不用去首页,也就是什么图标都不需要 -->
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<view class="title">{{ '我是标题' }}</view>
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</view>
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<scroll-view
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enable-back-to-top
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scroll-y
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class="bg-zinc-100"
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class="bg-white flex-1 h-full"
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id="scroller"
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@scrolltolower="onScrollToLower"
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>
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@ -12,18 +29,29 @@
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<view>可以是标题,也可以是个人中心头像等</view>
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<view>建议本区域高度不低于200rpx</view>
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</view>
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<view class="p-2 leading-6">
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注意,上面的导航栏渐变效果仅微信端支持,且上面的导航栏无法抽为组件引入使用,否则滚动效果没有了。如果不只是微信小程序使用,可以
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onPageScroll 实现全端效果一样,另外如果是app端,还可以配置 titleNView。参考
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https://uniapp.dcloud.net.cn/tutorial/page.html#onpagescroll 。
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</view>
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<fly-content :line="30" />
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</scroll-view>
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</template>
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<script lang="ts" setup>
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// 页面滚动到底部时的操作,通常用于加载更多数据
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const onScrollToLower = () => {}
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// 获取屏幕边界到安全区域距离
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const { safeAreaInsets } = uni.getSystemInfoSync()
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import useNavbarWeixin from '@/hooks/useNavbarWeixin'
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const { pages, isTabbar, onScrollToLower, safeAreaInsets } = useNavbarWeixin()
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</script>
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<style lang="scss">
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page {
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display: flex;
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flex-direction: column;
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height: 100%;
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overflow: hidden;
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}
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// 这个区域最好要大于200rpx,效果会更好
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.top-section {
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display: flex;
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@ -36,4 +64,35 @@ const { safeAreaInsets } = uni.getSystemInfoSync()
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background-image: url('https://cip-shopping-page-0eysug01066a9e-1302818703.tcloudbaseapp.com/fly/top-bg.png');
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background-size: cover;
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}
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.fly-navbar {
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position: fixed;
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top: 0;
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left: 0;
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z-index: 9;
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width: 750rpx;
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color: #000;
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background-color: transparent;
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.left-icon {
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position: absolute;
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left: 0;
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display: flex;
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align-items: center;
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justify-content: center;
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width: 44px;
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height: 44px;
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font-size: 44rpx;
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color: #000;
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}
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.title {
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display: flex;
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align-items: center;
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justify-content: center;
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height: 44px;
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font-size: 32rpx;
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color: transparent;
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}
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}
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</style>
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