Created
April 14, 2015 13:51
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Browser feature detection
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// http://stackoverflow.com/questions/9847580/how-to-detect-safari-chrome-ie-firefox-and-opera-browser | |
var isOpera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0; | |
// Opera 8.0+ (UA detection to detect Blink/v8-powered Opera) | |
var isFirefox = typeof InstallTrigger !== 'undefined'; // Firefox 1.0+ | |
var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0; | |
// At least Safari 3+: "[object HTMLElementConstructor]" | |
var isChrome = !!window.chrome && !isOpera; // Chrome 1+ | |
var isIE = /*@cc_on!@*/false || !!document.documentMode; // At least IE6 | |
var output = 'Detecting browsers by ducktyping:<hr>'; | |
output += 'isFirefox: ' + isFirefox + '<br>'; | |
output += 'isChrome: ' + isChrome + '<br>'; | |
output += 'isSafari: ' + isSafari + '<br>'; | |
output += 'isOpera: ' + isOpera + '<br>'; | |
output += 'isIE: ' + isIE + '<br>'; | |
document.body.innerHTML = output; |
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