Test cell reference strings
Test cell reference strings for a specific format.
is_A1(x) is_R1C1(x)
x |
character vector of cell reference strings |
a logical vector
is_A1
: A1 format, case insenstive; relative, absolute, or mixed
is_R1C1
: R1C1 format; relative, absolute, or mixed
is_A1("A1") is_R1C1("A1") is_R1C1("R4C12") x <- c("A1", "$A4", "$b$12", "RC1", "R[-4]C9", "R5C3") data.frame(x, is_A1(x), is_R1C1(x))
Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.