func-package

函数库, 面向复杂业务场景的 js 类库

判断某一区域是否在可视区内

export const isInViewPort = (el) => {
const viewPortHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight
const top = el.getBoundingClientRect() && el.getBoundingClientRect().top
console.log('top', top)
return top <= viewPortHeight + 100 && top > 0
}