strsplit: Improved strsplit function
| strsplit | R Documentation |
Improved strsplit function
Description
This functions uses strsplit and adds the
possibility to split and keep the delimiter after or before the given split.
Or you can split between two given splits and keep both.
Usage
strsplit(x, split, type = "remove", perl = FALSE, ...)
Arguments
x |
character vector, each element of which is to be split. Other inputs, including a factor, will give an error. |
split |
character vector (or object which can be coerced to such)
containing regular expression(s) (unless |
type |
a charachter. Either to |
perl |
logical. Should Perl-compatible regexps be used? Is |
... |
other inputs passed along to |
Value
A list of the same length as x, the i-th element of which contains
the vector of splits of x[i].
Author(s)
Jakob Gepp
See Also
strsplit or
stackoverflow
for more details.
Examples
x <- c("3D/MON&SUN")
strsplit(x, "[/&]")
# [[1]]
# [1] "3D" "MON" "SUN"
strsplit(x, "[/&]", type = "before")
# [[1]]
# [1] "3D" "/MON" "&SUN"
strsplit(x, "[/&]", type = "after")
# [[1]]
# [1] "3D/" "MON&" "SUN"
x <- c("3D/MON&SUN 2D/MON&SUN")
strsplit(x, split("/", "M"))
# [[1]]
# [1] "3D" "MON&SUN 2D" "MON&SUN"
