16 lines
261 B
R
16 lines
261 B
R
is.numeric(NA)
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is.numeric(as.numeric(NA)
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)
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inp= a
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inp= "a"
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inp <- inp[!is.na(inp)]
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inp
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!is.na(inp)
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is.na(inp)
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inp
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gsub(pattern = (/D)), replacement= 3)
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gsub(pattern = ("[/D)"), replacement= 3)
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gsub(pattern = inp("[/D)"), replacement= 3)
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list.files
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list.files()
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