How do I add a URL to R markdown?

How do I add a URL to R markdown?

r hyperlink knitr r-markdown

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R shiny: Add weblink to actionButton

html r hyperlink action-button

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Create URL hyperlink in R Shiny?

r hyperlink shiny

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Convert a column of text URLs into active hyperlinks in Shiny

r hyperlink datatables shiny dt

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Linking to a tab or panel of a shiny app

html r hyperlink shiny href

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