2008-10-08 221 views
-1

請看看下面列出的html,讓我知道爲什麼在加載遠程腳本(位於'http://code.katzenbach.com/Default.aspx')時IE6會凍結。該腳本返回JSONP並執行標題中列出的'callbackFunction'。當它正確運行時,您會看到彈出式警報顯示數字1-500。這在FF3和IE7中正常工作。我無法理解爲什麼它在Internet Explorer 6中失敗 - 處理器被掛鉤並且一切都掛起。此遠程腳本爲什麼會導致IE6掛起?

自己運行,讓我知道你是否遇到同樣的問題。我一整天都在盯着這個問題。謝謝你的幫助。

安德魯

<html> 
<head> 
    <script type="text/javascript"> 
    function callbackFunction(Result) 
    { 
     alert(Result) ; 
    } 
    </script> 
    <script type="text/javascript" src="http://code.katzenbach.com/Default.aspx?callback=callbackFunction&test=true&c=500"></script> 
</head> 
<body> 
Here 
</body> 
</html> 

回答

0

回報是外部腳本是:

callbackFunction(["0","1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31","32","33","34","35","36","37","38","39","40","41","42","43","44","45","46","47","48","49","50","51","52","53","54","55","56","57","58","59","60","61","62","63","64","65","66","67","68","69","70","71","72","73","74","75","76","77","78","79","80","81","82","83","84","85","86","87","88","89","90","91","92","93","94","95","96","97","98","99","100","101","102","103","104","105","106","107","108","109","110","111","112","113","114","115","116","117","118","119","120","121","122","123","124","125","126","127","128","129","130","131","132","133","134","135","136","137","138","139","140","141","142","143","144","145","146","147","148","149","150","151","152","153","154","155","156","157","158","159","160","161","162","163","164","165","166","167","168","169","170","171","172","173","174","175","176","177","178","179","180","181","182","183","184","185","186","187","188","189","190","191","192","193","194","195","196","197","198","199","200","201","202","203","204","205","206","207","208","209","210","211","212","213","214","215","216","217","218","219","220","221","222","223","224","225","226","227","228","229","230","231","232","233","234","235","236","237","238","239","240","241","242","243","244","245","246","247","248","249","250","251","252","253","254","255","256","257","258","259","260","261","262","263","264","265","266","267","268","269","270","271","272","273","274","275","276","277","278","279","280","281","282","283","284","285","286","287","288","289","290","291","292","293","294","295","296","297","298","299","300","301","302","303","304","305","306","307","308","309","310","311","312","313","314","315","316","317","318","319","320","321","322","323","324","325","326","327","328","329","330","331","332","333","334","335","336","337","338","339","340","341","342","343","344","345","346","347","348","349","350","351","352","353","354","355","356","357","358","359","360","361","362","363","364","365","366","367","368","369","370","371","372","373","374","375","376","377","378","379","380","381","382","383","384","385","386","387","388","389","390","391","392","393","394","395","396","397","398","399","400","401","402","403","404","405","406","407","408","409","410","411","412","413","414","415","416","417","418","419","420","421","422","423","424","425","426","427","428","429","430","431","432","433","434","435","436","437","438","439","440","441","442","443","444","445","446","447","448","449","450","451","452","453","454","455","456","457","458","459","460","461","462","463","464","465","466","467","468","469","470","471","472","473","474","475","476","477","478","479","480","481","482","483","484","485","486","487","488","489","490","491","492","493","494","495","496","497","498","499"]) 

爲什麼你要提醒嗎?
你想解決什麼問題?

+0

這是我最簡單的測試來證明我遇到的問題。我實際上使用遠程腳本來做其他事情。您會注意到,如果您將計數縮短到10,它可以工作(c = 10) – anschoewe 2008-10-08 22:44:47

+0

請嘗試實際回答問題,而不是挑選給出的示例!很顯然,每個人都會發表一個簡單的問題示例,以便人們更容易理解。 – nickf 2008-10-09 02:05:46

+0

@nickf:我不想冒犯。沒有 - 每個人都鄙視他們的代碼並不明顯。至少不是。 – roosteronacid 2008-10-09 10:04:12

2

我用Fiddler和IE6看了一下,看不到任何不尋常的東西(除了凍結瀏覽器的事實外)。

http://code.katzenbach.com/Default.aspx?callback=callbackFunction&test=true&c=500的請求確實生成並返回2909字節。

我建議三件事情:

  1. 從您的內容類型分號之一:application/json;; charset=utf-8也許刪除這兩個分號和charset=utf-8完全(只是爲了測試)
  2. 發送一個換行符在你完成後發送最後的)callbackFunction
  3. 更改爲Content-Type: text/javascript,因爲你真的在向瀏覽器返回Javascript,而其他內容類型可能會讓IE6混淆(儘管不太可能)。

我在想1.是最有可能的。 IE6中可能存在一個解析錯誤,導致它在遇到兩個分號時進入無限循環。因爲否則就沒有任何理由爲什麼你在做什麼不應該工作。

嘗試不同的MIME類型作爲測試也是值得的。