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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" |
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"http://www.w3.org/TR/html4/loose.dtd"> |
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<html> |
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<head> |
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<title></title> |
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<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7/jquery.js"></script> |
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<script type="text/javascript"> |
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jQuery.cookie = function(name, value, options) { |
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if (typeof value != 'undefined') { // name and value given, set cookie |
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options = options || {}; |
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if (value === null) { |
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value = ''; |
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options.expires = -1; |
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} |
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var expires = ''; |
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if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) { |
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var date; |
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if (typeof options.expires == 'number') { |
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date = new Date(); |
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date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000)); |
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} else { |
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date = options.expires; |
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} |
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expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE |
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} |
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// CAUTION: Needed to parenthesize options.path and options.domain |
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// in the following expressions, otherwise they evaluate to undefined |
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// in the packed version for some reason... |
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var path = options.path ? '; path=' + (options.path) : ''; |
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var domain = options.domain ? '; domain=' + (options.domain) : ''; |
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var secure = options.secure ? '; secure' : ''; |
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document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join(''); |
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} else { // only name given, get cookie |
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var cookieValue = null; |
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if (document.cookie && document.cookie != '') { |
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var cookies = document.cookie.split(';'); |
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for (var i = 0; i < cookies.length; i++) { |
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var cookie = jQuery.trim(cookies[i]); |
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// Does this cookie string begin with the name we want? |
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if (cookie.substring(0, name.length + 1) == (name + '=')) { |
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cookieValue = decodeURIComponent(cookie.substring(name.length + 1)); |
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break; |
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} |
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} |
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} |
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return cookieValue; |
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} |
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}; |
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</script> |
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<script type="text/javascript"> |
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function testCookie(size) |
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{ |
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$.cookie('test-cookie', null); |
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$.cookie('test-cookie', new Array(size + 1).join('a'), {path: '/', expire: 100}); |
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return $.cookie('test-cookie') ? !!($.cookie('test-cookie').length) : false; |
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} |
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function findCookieMax() |
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{ |
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var start = 4000, lastVal, testResult; |
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for (var i = 4000, cnt = 10000; i <= cnt; i++) |
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{ |
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testResult = testCookie(i); |
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if (lastVal && !testResult) {return i;} |
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lastVal = i; |
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} |
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return 0; |
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} |
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console.log('UA', navigator.userAgent); |
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var max = findCookieMax(); |
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if (max) |
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{ |
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console.log('found max cookie size = ', max); |
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$.cookie('test-cookie', new Array(max + 1000).join('a'), {path: '/', expire: 100}); |
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var cook = $.cookie('test-cookie'); |
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console.log('max cookie exists ', !!cook); |
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if (!!cook) console.log('cookie length', cook.length); |
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} |
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console.log('end'); |
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</script> |
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</head> |
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<body> |
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</body> |
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</html> |
