小程序懒加载-阿里云

微信小程序如何利用createIntersectionObserver实现图片懒加载

微信小程序如何利用createIntersectionObserver实现图片懒加载节点布局相交状态 API可用于监听两个或多个组件节点在布局位置上的相交状态。这一组API常常可以用于推断某些节点是否可以被用户看见、有多大比例可以被用户看见。节点布局相交状态 API中有一个 wx.createInt...

小程序实现滚动加载（懒加载）

前言小程序是一项很受欢迎的技术，随着其能力的不断增强，越来越多的人开始使用小程序来完成各种任务。当我面面临一个页面有非常多的数据时，该如何处理呢，显然一次性全部加载完，会非常消耗性能的，为了解决这些问题从而出现了一种叫滚动加载的数据处理方式，也被称为“无限滚动”或“懒加载”，它可以使你的页面在不刷...

IoT小程序框架课程

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小程序入坑记：懒加载

小程序可以说是非常火热了，开发周期短，页面简洁，数据控制方便，可以说结合了三大框架的特点小程序的目录结构：页面以index为例utils：工具类目录，供全局调用。在utils中封装一个tools工具类（axios获取请求）class Tools { construct...

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