qdap 2.2.0

Remove/Replace/Extract Hash Tags

Usage

rm_hash(text.var, trim = TRUE, clean = TRUE, pattern = "(?

Arguments

text.var
The text variable.
trim
logical. If TRUE removes leading and trailing white spaces.
clean
trim logical. If TRUE extra white spaces and escaped character will be removed.
pattern
A character string containing a regular expression (or character string for fixed = TRUE) to be matched in the given character vector.
replacement
Replacement for matched pattern.
extract
logical. If TRUE the hash tags are extracted into a list of vectors.
...
Other arguments passed to gsub.

Remove/Replace/Extract Hash Tags

Value

Returns a character string with hash tags removed.

Description

Remove/replace/extract hash tags from a string.

References

The hash tag regular expression was taken from: http://stackoverflow.com/a/25096474/1000343

Examples

## <strong>Not run</strong>: 
# x <- c("@hadley I like #rstats for #ggplot2 work.",
#     "Difference between #magrittr and #pipeR, both implement pipeline operators for #rstats:
#         http://renkun.me/r/2014/07/26/difference-between-magrittr-and-pipeR.html @timelyportfolio",
#     "Slides from great talk: @ramnath_vaidya: Interactive slides from Interactive Visualization
#         presentation #user2014. http://ramnathv.github.io/user2014-rcharts/#1"
# )
# 
# rm_hash(x)
# rm_hash(rm_tag(x))
# rm_hash(x, extract=TRUE)
# ## <strong>End(Not run)</strong>

See also

gsub

Author

stackoverflow's hwnd and Tyler Rinker .