What is the purpose of Android's <merge> tag in XML layouts?

What is the purpose of Android's <merge> tag in XML layouts?

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How to get RelativeLayout working with merge and include?

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Simple example of <merge> and <include> usage in Android XML-layouts

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How can I programmatically include layout in Android?

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How to access Button inside "include" layout

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Can some clarify usage of <include> and <merge>

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Android programmatically include layout (i.e. without XML)

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Android: How to dynamically include a XML Layout?

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How do I access the views inside the layout when I reuse it multiple times?

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Include a TextView and override the text

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Nested preferences.xml

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How to include a layout twice in Android?

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Possible to override/apply style in layout included with <include> tag?

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Button Onclick Listener in included layouts

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Difference between <include> and <ViewStub> in android

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