vant/src/style/demo/index.vue

<template>
  <demo-block :title="t('ellipsis')">
    <div class="van-ellipsis">{{ t('text1') }}</div>
    <div class="van-multi-ellipsis--l2">{{ t('text2') }}</div>
  </demo-block>

  <demo-block card :title="t('hairline')">
    <div class="van-hairline--top" />
  </demo-block>

  <demo-block card :title="t('animation')">
    <van-cell is-link title="Fade" @click="animate('van-fade')" />
    <van-cell is-link title="Slide Up" @click="animate('van-slide-up')" />
    <van-cell is-link title="Slide Down" @click="animate('van-slide-down')" />
    <van-cell is-link title="Slide Left" @click="animate('van-slide-left')" />
    <van-cell is-link title="Slide Right" @click="animate('van-slide-right')" />
  </demo-block>

  <transition :name="transitionName">
    <div v-show="show" class="demo-animate-block" />
  </transition>
</template>

<script>
export default {
  i18n: {
    'zh-CN': {
      hairline: '1px 边框',
      ellipsis: '文字省略',
      animation: '动画',
      toggle: '切换动画',
      text1: '这是一段最多显示一行的文字，后面的内容会省略',
      text2:
        '这是一段最多显示两行的文字，后面的内容会省略。这是一段最多显示两行的文字，后面的内容会省略',
    },
    'en-US': {
      hairline: 'Hairline',
      ellipsis: 'Text Ellipsis',
      animation: 'Animation',
      toggle: 'Switch animation',
      text1:
        'This is a paragraph that displays up to one line of text, and the rest of the text will be omitted.',
      text2:
        'This is a paragraph that displays up to two lines of text, and the rest of the text will be omitted.',
    },
  },

  data() {
    return {
      show: false,
      transitionName: '',
    };
  },

  methods: {
    animate(transitionName) {
      this.show = true;
      this.transitionName = transitionName;

      setTimeout(() => {
        this.show = false;
      }, 500);
    },
  },
};
</script>

<style lang="less">
@import '../../style/var';

.demo-style {
  .van-ellipsis,
  .van-multi-ellipsis--l2 {
    max-width: 300px;
    margin-left: @padding-md;
    font-size: 14px;
    line-height: 18px;
  }

  .van-ellipsis {
    margin-bottom: @padding-md;
  }

  .van-hairline--top {
    height: 30px;
    background-color: @white;

    &::after {
      top: 5px;
    }
  }

  .demo-animate-block {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 100px;
    margin: -50px 0 0 -50px;
    background-color: @blue;
    border-radius: 8px;
  }
}
</style>