If you want to examine the execution across a number of functions that make up a single operation, or if you want to look at a fragment of a single function, the FBT cannot help.
如果想探测组成同一操作的多个函数,或者想检查某一函数的片段,FBT就无能为力了。
This code fragment, which stands as a complete but rather simple example, shows a number of details.
这个代码段是一个完整但相当简单的示例,它展示了几个细节。
Another way to minimize the number of reflows is to create and update a document fragment, completely off the document, and then append it to the original list.
另一种减少重排版次数的方法是:在文档之外创建并更新一个文档片断,然后将它附加在原始列表上。
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