Function reference • R.utils

All functions
`Arguments`	Static class to validate and process arguments
`Assert()`	The Assert class
`FileProgressBar()`	A progress bar that sets the size of a file accordingly
`GString()`	Character string with advanced substitutions
`Java()`	Static class for Java related methods
`LComments()`	The LComments class
`NullVerbose()`	A Verbose class ignoring everything
`Options()`	The Options class
`ProgressBar()`	Provides text based counting progress bar
`R.utils-package` `R.utils`	Package R.utils
`Settings()`	Class for applicational settings
`SmartComments()`	Abstract class SmartComments
`System`	Static class to query information about the system
`TextStatusBar()`	A status bar at the R prompt that can be updated
`TimeoutException()`	TimeoutException represents timeout errors
`VComments()`	The VComments class
`Verbose()`	Class to writing verbose messages to a connection or file
`addFinalizerToLast(<default>)`	Modifies .Last() to call 'finalizeSession()
`attachLocally(<list>)`	Assigns an objects elements locally
`callHooks(<default>)`	Call hook functions by hook name
`callHooks(<function>)`	Call hook functions
`capitalize(<default>)` `decapitalize(<default>)`	Capitalizes/decapitalizes each character string in a vector
`captureOutput()`	Evaluate an R expression and captures the output
`cmdArgs()` `cmdArg()`	Simple access to parsed command-line arguments
`colClasses(<default>)`	Creates a vector of column classes used for tabular reading
`compressFile(<default>)` `decompressFile(<default>)` `isCompressedFile(<default>)` `bzip2(<default>)` `bunzip2(<default>)` `gzip(<default>)` `gunzip(<default>)`	Compressing and decompressing files
`compressPDF(<default>)`	Compresses a PDF (into a new PDF)
`copyDirectory(<default>)`	Copies a directory
`countLines(<default>)`	Counts the number of lines in a text file
`createFileAtomically(<default>)`	Creates a file atomically
`createLink(<default>)`	Creates a link to a file or a directory
`createWindowsShortcut(<default>)`	Creates a Microsoft Windows Shortcut (.lnk file)
`dataFrame(<default>)`	Allocates a data frame with given column classes
`detachPackage(<default>)`	Detaches packages by name
`dimNA<-`(<default>)	Sets the dimension of an object with the option to infer one dimension automatically
`displayCode(<default>)`	Displays the contents of a text file with line numbers and more
`doCall(<default>)`	Executes a function call with option to ignore unused arguments
`downloadFile(<character>)`	Downloads a file
`egsub()`	Global substitute of expression using regular expressions
`env()`	Creates a new environment, evaluates an expression therein, and returns the environment
`extract(<array>)`	Extract a subset of an array, matrix or a vector with unknown dimensions
`fileAccess(<default>)`	Checks the permission of a file or a directory
`filePath(<default>)`	Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
`finalizeSession(<default>)`	Function to call for finalizing the R session
`findSourceTraceback(<default>)`	Finds all 'srcfile' objects generated by source() in all call frames
`format(<binmode>)`	Converts a binary/octal/hexadecimal number into a string
`gcDLLs()`	Identifies and removes DLLs of packages already unloaded
`gcat(<default>)`	Parses, evaluates and outputs a GString
`getAbsolutePath(<default>)`	Gets the absolute pathname string
`getParent(<default>)`	Gets the string of the parent specified by this pathname
`getRelativePath(<default>)`	Gets the relative pathname relative to a directory
`gstring(<default>)`	Parses and evaluates a GString into a regular string
`hasUrlProtocol(<default>)`	Checks if one or several pathnames has a URL protocol
`hpaste(<default>)`	Concatenating vectors into human-readable strings
`inAnyInterval(<numeric>)`	Checks if a set of values are inside one or more intervals
`insert(<default>)`	Insert values to a vector at certain positions
`installPackages(<default>)`	Install R packages by name or URL
`intToBin()` `intToOct()` `intToHex()`	Converts an integer to a binary/octal/hexadecimal number
`intervalsToSeq(<matrix>)`	Generates a vector of indices from a matrix of intervals
`isAbsolutePath(<default>)`	Checks if this pathname is absolute
`isDirectory(<default>)`	Checks if the file specification is a directory
`isEof(<connection>)`	Checks if the current file position for a connection is at the 'End of File'
`isFile(<default>)`	Checks if the file specification is a file
`isOpen(<character>)`	Checks if there is an open connection to a file
`isPackageInstalled(<default>)`	Checks if a package is installed or not
`isPackageLoaded(<default>)`	Checks if a package is loaded or not
`isReplicated()` `replicates()`	Identifies all entries with replicated values
`isSingle()` `singles()`	Identifies all entries that exists exactly once
`isUrl(<default>)`	Checks if one or several pathnames is URLs
`isZero(<default>)`	Checks if a value is (close to) zero or not
`lastModified(<default>)`	Gets the time when the file was last modified
`listDirectory(<default>)`	Gets the file names in the directory
`loadObject(<default>)`	Method to load object from a file or a connection
`mapToIntervals(<numeric>)`	Maps values to intervals
`mergeIntervals(<numeric>)`	Merges intervals
`mkdirs(<default>)`	Creates a directory including any necessary but nonexistent parent directories
`mout()`	Miscellaneous functions for outputting via message()
`mpager()`	A \"pager\" function that outputs to standard error
`nullfile()` `nullcon()`	Gets the pathname or a connection to the NULL device on the current platform
`onGarbageCollect(<default>)`	Registers a function to be called when the R garbage collector is (detected to be) running
`onSessionExit(<default>)`	Registers a function to be called when the R session finishes
`patchCode(<default>)`	Patches installed and loaded packages and more
`popBackupFile(<default>)`	Drops a backup suffix from the backup pathname
`popTemporaryFile(<default>)`	Drops a temporary suffix from the temporary pathname
`printf(<default>)`	C-style formatted output
`pushBackupFile(<default>)`	Appends a backup suffix to the pathname
`pushTemporaryFile(<default>)`	Appends a temporary suffix to the pathname
`queryRCmdCheck()`	Gets the on R CMD check if the current R session was launched by it
`readBinFragments(<default>)`	Reads binary data from disjoint sections of a connection or a file
`readRdHelp(<default>)`	Reads one or more Rd help files in a certain format
`readTable(<default>)`	Reads a file in table format
`readTableIndex(<default>)`	Reads a single column from file in table format
`readWindowsShortcut(<default>)`	Reads a Microsoft Windows Shortcut (.lnk file)
`removeDirectory(<default>)`	Removes a directory
`resample(<default>)`	Sample values from a set of elements
`saveObject(<default>)`	Saves an object to a file or a connection
`seqToHumanReadable(<default>)`	Gets a short human readable string representation of an vector of indices
`seqToIntervals(<default>)`	Gets all contiguous intervals of a vector of indices
`setOption(<default>)`	Sets a option in R
`shell.exec2()`	Open a file or URL using Windows File Associations
`sourceDirectory(<default>)`	Sources files recursively to either local or global environment
`sourceTo(<default>)`	Parses and evaluates code from a file or a connection
`splitByPattern(<default>)`	Splits a single character string by pattern
`stext(<default>)`	Writes text in the margin along the sides of a plot
`subplots(<default>)`	Creates a grid of subplots
`systemR(<default>)`	Launches another R process from within R
`toUrl(<default>)`	Converts a pathname into a URL
`touchFile(<default>)`	Updates the timestamp of a file
`unwrap(<array>)`	Unwrap an array, matrix or a vector to an array of more dimensions
`useRepos()`	Sets package repositories
`withCapture()`	Evaluates an expression and captures the code and/or the output
`withLocale()`	Evaluate an R expression with locale set temporarily
`withOptions()`	Evaluate an R expression with options set temporarily
`withRepos()`	Evaluate an R expression with repositories set temporarily
`withSeed()`	Evaluate an R expression with a temporarily set random set
`withSink()`	Evaluate an R expression while temporarily diverting output
`withTimeout()`	Evaluate an R expression and interrupts it if it takes too long
`wrap(<array>)`	Reshape an array or a matrix by permuting and/or joining dimensions
`writeBinFragments(<default>)`	Writes binary data to disjoint sections of a connection or a file
`writeDataFrame(<data.frame>)`	Writes a data.frame to tabular text file

Reference

All functions