15 lines
523 B
R
15 lines
523 B
R
startsWith("foobar", "foo")
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startsWith("barbaz", "bax")
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grepl("bar", "foobarqux") #Note order of arguments isn't always the same
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grepl("baz", "foobarqux")
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endsWith("foobar", "bar")
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endsWith("foobar", "baz")
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regexpr("bar", "barbazbarbax") #Only returns position of first match
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regexpr("foo", "barbazbarbax") #Returns -1 if no match exists
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gregexpr("bar", "barbazbarbax") #Returns positions of all matches
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gregexpr("foo", "barbazbarbax") #Same output as regexpr() if no match, but as a length-1 list rather than a vector
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