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@megalo/api

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重新封装各个端中的API,由 megalo 统一对外抛出方法名。目前微信小程序端提供的 API 最为丰富,所以 API 名称以微信小程序为准。

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export function getDocumentElementAttr(key) { return document.documentElement[key] || document.body[key]; } export function setDocumentElementAttr(key, value) { return document.documentElement[key] = document.body[key] = value; } export function getScrollTop() { return window.pageYOffset || getDocumentElementAttr('scrollTop'); } export function setScrollTop(value) { window.pageYOffset = value; return setDocumentElementAttr('scrollTop', value); } export function throttle(fn, interval) { let last, timer; interval || (interval = 250); return function() { let context = this; let args = arguments; let now = +new Date(); if (last && now < last + interval) { clearTimeout(timer); timer = setTimeout(() => { last = now; fn.apply(context, args); }, interval); } else { last = now; fn.apply(context, args); } }; }