Ajax in CHROME,IE8,IE9 Synchronous (Sync) mode causes DOM Update latency solution

Source: Internet
Author: User

When a sync-mode Ajax load results in a DOM operation being suspended, the browser with this problem has chrome,ie8,9, etc. (Unknown test),


The code is as follows Copy Code

Dialog = New dialog ({}). open ();
Sync mode of Ajax
$.ajax ({
URL: "Some/url",
Async:false,//Load data with Sync call
Other params

In the above code, dialog is a dialog object, normally it should be a pop-up dialog, and then execute Ajax, but this place Ajax uses the Sync method will appear only after the AJAX request to the pop-up box problem (DOM update takes time, Here you can see that some browsers have a lower priority than the sync Ajax.

There are two solutions:

1. Set timeout for sync Ajax, such as 10ms,2. Using async (Asynchronous) method

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