keep_pattern {hacksaw} | R Documentation |
Grep, keep or discard a list or vector by pattern
Description
Grep, keep or discard a list or vector by pattern
Usage
keep_pattern(x, pattern, ...)
discard_pattern(x, pattern, ...)
Arguments
x |
a list or vector. |
pattern |
string containing a regular expression to be matched in the given character vector. |
... |
additional arguments passed to grepl. |
Value
A list.
Examples
l <- list("David", "Daniel", "Damien", "Eric", "Jared", "Zach")
l %>% keep_pattern("^D")
l %>% discard_pattern("^D")
[Package hacksaw version 0.0.2 Index]