const { getCategories } = require('../../utils/knowledgeData'); Page({ data: { categories: [] }, onLoad() { this.setData({ categories: getCategories() }); }, // 返回上一页 handleBack() { wx.navigateBack({ delta: 1 }); }, // 点击分类卡片 goToList(e) { const category = e.currentTarget.dataset.category; wx.navigateTo({ url: `/pages/knowledge/list?category=${category}` }); } });