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Error: could not find function … in R

...d to R on that function's help page (e.g. ?hasName). E.g. neither https://www.rdocumentation.org/packages/utils/versions/3.4.3/topics/hasName nor https://stat.ethz.ch/R-manual/R-devel/library/utils/html/hasName.html say "introduced in R 3.4.0" I ended up figuring it out by browsing through github ...
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Why is parenthesis in print voluntary in Python 2.7?

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Data structure for loaded dice?

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What is a “symbol” in Julia?

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How Should I Declare Foreign Key Relationships Using Code First Entity Framework (4.1) in MVC3?

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Git submodule push

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How to remove all callbacks from a Handler?

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Scala list concatenation, ::: vs ++

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Frequency table for a single variable

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Why can't non-default arguments follow default arguments?

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