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jquery:jquery.browser.js
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(function( jQuery, window, undefined ) { | |
"use strict"; | |
var matched, browser; | |
jQuery.uaMatch = function( ua ) { | |
ua = ua.toLowerCase(); | |
var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) || | |
/(webkit)[ \/]([\w.]+)/.exec( ua ) || | |
/(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) || | |
/(msie) ([\w.]+)/.exec( ua ) || | |
ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) || | |
[]; | |
return { | |
browser: match[ 1 ] || "", | |
version: match[ 2 ] || "0" | |
}; | |
}; | |
// Don't clobber any existing jQuery.browser in case it's different | |
if ( !jQuery.browser ) { | |
matched = jQuery.uaMatch( window.navigator.userAgent ); | |
browser = {}; | |
if ( matched.browser ) { | |
browser[ matched.browser ] = true; | |
browser.version = matched.version; | |
} | |
// Chrome is Webkit, but Webkit is also Safari. | |
if ( browser.chrome ) { | |
browser.webkit = true; | |
} else if ( browser.webkit ) { | |
browser.safari = true; | |
} | |
jQuery.browser = browser; | |
} | |
})( jQuery, window ); |
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