search_dataframe: Search within a data.frame for text matches to the...
In USGS-R/mda.streams: Data Preparation, Access, and Analysis Functions for the Powell Center Continental Stream Metabolism Project
View source: R/search_dataframe.R
search_dataframe R Documentation
Search within a data.frame for text matches to the constraints
Description
Wrapper for grepl
Usage
search_dataframe(dataframe, constraints, match_case, fixed)
Arguments
constraints
named vector of the constraints, e.g.,
c(site_name='nwis_0806'), where the names are column names in data.frame.
constraints with NA values will be excluded
match_case
logical. should the case be matched exactly?
fixed
logical. As in grepl, TRUE to require an exact
match and FALSE to use regular expressions
Value
vector of T/F values where T indicates that the row of the dataframe
is matched.
USGS-R/mda.streams documentation built on June 3, 2023, 8:43 a.m.
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View source: R/search_dataframe.R
| search_dataframe | R Documentation |
Search within a data.frame for text matches to the constraints
Description
Wrapper for grepl
Usage
search_dataframe(dataframe, constraints, match_case, fixed)
Arguments
constraints |
named vector of the constraints, e.g., c(site_name='nwis_0806'), where the names are column names in data.frame. constraints with NA values will be excluded |
match_case |
logical. should the case be matched exactly? |
fixed |
logical. As in |
Value
vector of T/F values where T indicates that the row of the dataframe is matched.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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