UserAgent: Difference between revisions
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'''User Agent''' string is a string which is visible in the HTTP headers of an HTTP client and in the navigator.userAgent object JavaScript for JS enabled client. | '''User Agent''' string is a string which is visible in the HTTP headers of an HTTP client and in the navigator.userAgent object JavaScript for JS enabled client. | ||
Never trust the user string to be accurate - many tablets and phones especially may mislead. To confirm the ability of the browser/platform use a specific test where available. | |||
== HTTP == | == HTTP == | ||
For example on Firefox OS devices. | For example on Firefox OS devices. | ||
User-Agent: Mozilla/5.0 (Mobile; rv:18.0) Gecko/18.0 Firefox/18.0 | User-Agent: Mozilla/5.0 (Mobile; rv:18.0) Gecko/18.0 Firefox/18.0 | ||
== Browsers with JavaScript == | == Browsers with JavaScript == | ||
var ua = navigator.userAgent; | var ua = navigator.userAgent; | ||
== Around this topic == | == Around this topic == | ||
* [[UA/override|User Agent Override]] | * [[UA/override|User Agent Override]] | ||
* [[Compatibility/UADetectionLibraries|User Agent Detection Libraries]] | * [[Compatibility/UADetectionLibraries|User Agent Detection Libraries]] | ||
Latest revision as of 21:25, 24 September 2013
User Agent string is a string which is visible in the HTTP headers of an HTTP client and in the navigator.userAgent object JavaScript for JS enabled client.
Never trust the user string to be accurate - many tablets and phones especially may mislead. To confirm the ability of the browser/platform use a specific test where available.
HTTP
For example on Firefox OS devices.
User-Agent: Mozilla/5.0 (Mobile; rv:18.0) Gecko/18.0 Firefox/18.0
Browsers with JavaScript
var ua = navigator.userAgent;