
滚动到页面顶部
export const scrollToTop = () => {
  const height = document.documentElement.scrollTop || document.body.scrollTop;
  if (height > 0) {
    window.requestAnimationFrame(scrollToTop);
    window.scrollTo(0, height - height / 8);
  }
}
滚动到页面底部
export const scrollToBottom = () => {
  window.scrollTo(0, document.documentElement.clientHeight);  
}
滚动到指定元素区域
export const smoothScroll = (element) => {
    document.querySelector(element).scrollIntoView({
        behavior: 'smooth'
    });
};
获取可视窗口高度
export const getClientHeight = () => {
    let clientHeight = 0;
    if (document.body.clientHeight && document.documentElement.clientHeight) {
        clientHeight = (document.body.clientHeight < document.documentElement.clientHeight) ? document.body.clientHeight : document.documentElement.clientHeight;
    }
    else {
        clientHeight = (document.body.clientHeight > document.documentElement.clientHeight) ? document.body.clientHeight : document.documentElement.clientHeight;
    }
    return clientHeight;
}
获取可视窗口宽度
export const getPageViewWidth = () => {
    return (document.compatMode == "BackCompat" ? document.body : document.documentElement).clientWidth;
}
打开浏览器全屏
export const toFullScreen = () => {
    let element = document.body;
    if (element.requestFullscreen) {
      element.requestFullscreen()
    } else if (element.mozRequestFullScreen) {
      element.mozRequestFullScreen()
    } else if (element.msRequestFullscreen) {
      element.msRequestFullscreen()
    } else if (element.webkitRequestFullscreen) {
      element.webkitRequestFullScreen()
    }
}
退出浏览器全屏
export const exitFullscreen = () => {
    if (document.exitFullscreen) {
      document.exitFullscreen()
    } else if (document.msExitFullscreen) {
      document.msExitFullscreen()
    } else if (document.mozCancelFullScreen) {
      document.mozCancelFullScreen()
    } else if (document.webkitExitFullscreen) {
      document.webkitExitFullscreen()
    }
}悟空浏览器的秘密:如何轻松下载小说和视频?网页版入口大公开!
标签: JavaScript方法, 浏览器
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