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AlexKardone/Get the document height

Created May 23, 2019 08:39
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Get the document width/height
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Get the document height
var ua = navigator.userAgent.toLowerCase();
var isOpera = (ua.indexOf('opera') > -1);
var isIE = (!isOpera && ua.indexOf('msie') > -1);
function getDocumentHeight() {
return Math.max(document.compatMode != 'CSS1Compat' ? document.body.scrollHeight : document.documentElement.scrollHeight, getViewportHeight());
}
function getViewportHeight() {
return ((document.compatMode || isIE) && !isOpera) ? (document.compatMode == 'CSS1Compat') ? document.documentElement.clientHeight : document.body.clientHeight : (document.parentWindow || document.defaultView).innerHeight;
}
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