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JavaScript - Get User Information

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Gathering Information ...

This JavaScript Howto shows you how you can gather information about your users (visitors) environment including their computer platform, operating system, browser details, screen width, screen height, etc. Get their browser type and version. Is their browser Java enabled? Which platform are they on and which operating system are they using? What color depth are they using? Learn about the JavaScript navigator object and much more besides.

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Application Code Name

example JavaScript ...

var codeName = navigator.appCodeName;

Application Name

example JavaScript ...

var appName = navigator.appName;

Application Version

example JavaScript ...

var appName = navigator.appVersion;

User Language and Language

User Language (Microsoft Browsers)

Language (Non-Microsoft Browsers)

example JavaScript ...

var language = getLanguage();

function getLanguage() {

    if (navigator.userLanguage == "string") {
	return(navigator.userLanguage);
    } else if (navigator.language == "string") {
	return(navigator.language);
    } else {
	return("(Not supported)");
    }
}

Platform

example JavaScript ...

var appName = navigator.platform;

User Agent

example JavaScript ...

var userAgent = navigator.userAgent;

Java Enabled

example JavaScript ...

var javaEnabled = navigator.javaEnabled();

Browser Version Major

example JavaScript ...

var versionMajor = parseInt(navigator.appVersion,10);

Browser Version Minor

example JavaScript ...

var versionMinor = versionMinor();

function versionMinor() {

  var versMajor = parseInt(navigator.appVersion,10);
  var appVers = navigator.appVersion;

  var pos, versMinor = 0;

  if ((pos = appVers.indexOf ("MSIE")) > -1) {
    versMinor = parseFloat(appVers.substr (pos+5));
  } else {
    versMinor = parseFloat(appVers);
  }

  return (versMinor);
}

Screen Width

example JavaScript ...

var screenWidth = screenWidth();

function screenWidth() {

	if (window.screen) {
		return(screen.width);
	} else {
		return(0);
	}
}

Screen Height

example JavaScript ...

var screenHeight = screenHeight();

function screenHeight() {

	if (window.screen) {
		return(screen.height);
	} else {
		return(0);
	}
}

Link Directly To This Page ...

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Web-Wise-Wizard - Get User Information This JavaScript Howto shows you how you can gather information about your visitors system including their platform, operating system, browser details, screen width and height, plus much more besides.

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