search_text: search for string in text files in a directory
In jstrunk001/lasR: Simple lidar reading, processing, viewing

Description Usage Arguments Details Value Author(s) See Also Examples

search for string in text files in a directory

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search_text(match_string = "", directory = NA, file = NA,
  pattern = ".r", pattern_omit = c(NA, "dev_"), recursive = T,
  clus = NA)

`match_string`	string to find within searched files
`directory`	where to search files
`file`	single file
`pattern`	pattern to search for files
`pattern_omit`	pattern to omit searched files
`recursive`	look in subfolders?
`clus`	number of cores, or a cluster object

search for string in text files in a directory

Revision History

1.0	2015 June 19 Created

two column dataframe like: [1] file matches <0 rows> (or 0-length row.names)

Jacob L Strunk Forest Biometrician(PhD), Statistician (MSc)

makeCluster
list.files
readLines
grepl

test=search_text(directory="//Dnrfsoly107/fr_data/forest_info_1/fris3/R/functions",pattern="[.]r",pattern_omit="dev_",match_string="require(plyr)")
print(test)
test=search_text(directory="//Dnrfsoly107/fr_data/forest_info_1/fris3/R/functions",pattern="[.]r",pattern_omit="dev_",match_string="library(plyr)")
print(test)
test=search_text(directory="//Dnrfsoly107/fr_data/forest_info_1/fris3/R/functions",pattern="[.]r",pattern_omit="dev_",match_string="data.table")
print(test)
test=search_text("c:\\temp\\process_gridmetrics",pattern="2015_Wed_Jul_29_17p01p50.*[.]bat$",match_string = "46896")
print(test)