vant-weapp/example/pages/dialog/index.js

import Page from '../../common/page';
import Dialog from '../../dist/dialog/dialog';

const message = '代码是写出来给人看的，附带能在机器上运行';

Page({
  data: {
    show: false,
  },

  showCustomDialog() {
    this.setData({ show: true });
  },

  getUserInfo(event) {
    console.log(event.detail);
  },

  onClickThemeAlert() {
    Dialog.alert({
      title: '标题',
      theme: 'round-button',
      message,
    });
  },

  onClickThemeAlert2() {
    Dialog.alert({
      theme: 'round-button',
      message,
    });
  },

  onClickAlert() {
    Dialog.alert({
      title: '标题',
      message,
    });
  },

  onClickAlert2() {
    Dialog.alert({
      message,
    });
  },

  onClickConfirm() {
    Dialog.confirm({
      title: '标题',
      message,
    });
  },

  onClickAsyncClose() {
    const beforeClose = (action) =>
      new Promise((resolve) => {
        setTimeout(() => {
          if (action === 'confirm') {
            resolve(true);
          } else {
            // 拦截取消操作
            resolve(false);
          }
        }, 1000);
      });

    Dialog.confirm({
      title: '标题',
      message,
      beforeClose,
    });
  },

  onClose() {
    this.setData({
      show: false,
    });
  },
});