Removing the content with <ui:remove>
The <ui:remove> tag is used for removing the content. This tag is rarely used, but a perfect example of this is removing comments of type <!-- -->. You probably thought of something like the following line:
<!-- <h:outputText value="I am a comment!"/> -->
It doesn't have any side effects on the HTML rendered code. Well, that isn't true, because in the HTML source code, you will see something similar to the following screenshot:
But if we encapsulate this in <ui:remove>, then the preceding client side effect will not be produced anymore, which has the following code.
<ui:remove> <!-- <h:outputText value="I am a comment!"/> ...
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