相反,您不必写一个单独的处理程序,而是编写两个内容处理程序:一个程序对字符串执行传址方式的比较,另一个则不这么做。
Instead of writing one monolithic handler, you can write two content handlers: one that performs reference comparisons on strings and another that does not.
当您加入现有的档案时,档案会复制到专案而不是以传址方式加入。
When you add an existing file, the file is copied to your project, not added by reference.
当按传址方式测试时,它检查两个项是否引用同一个项。
When it tests by reference, it checks to see whether two items refer to the same item.
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