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按钮切换网页全屏展示

按钮切换网页全屏展示

作者: 凡客三千 | 来源:发表于2018-10-11 09:21 被阅读0次

效果就是实现按下按钮时, 网页铺满整个电脑屏幕

1  html 代码


<input value="全屏" type='button' />


2  js代码


function toggleFullScreen() {

  if (!document.fullscreenElement && // alternative standard method

    !document.mozFullScreenElement && !document.webkitFullscreenElement) {// current working methods

    if (document.documentElement.requestFullscreen) {

      document.documentElement.requestFullscreen();

    } else if (document.documentElement.mozRequestFullScreen) {

      document.documentElement.mozRequestFullScreen();

    } else if (document.documentElement.webkitRequestFullscreen) {

      document.documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);

    }

  } else {

    if (document.cancelFullScreen) {

      document.cancelFullScreen();

    } else if (document.mozCancelFullScreen) {

      document.mozCancelFullScreen();

    } else if (document.webkitCancelFullScreen) {

      document.webkitCancelFullScreen();

    }

  }

}

document.getElementsByTagName('input')[0].addEventListener('click', toggleFullScreen);


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