objip
From HH v3.1-8
by Richard Heiberger
loop through all attached directories looking for pattern
Loop objects()
through all attached directories
(items in the search()
list) looking for a regular expression pattern.
- Keywords
- utilities
Usage
objip(pattern, where = search(), frame=NULL, all.names=FALSE)
Arguments
- pattern
- Character string containing a regular expression that is used to list only a subset of the objects. Only names matching 'pattern' are returned.
- where
- an object defining a database in the search list.
- frame
- In S-Plus, an integer giving the frame number.
In R,
frame
is ignored. - all.names
- In R, a logical that is passed to the
ls
function. If 'TRUE', all object names are returned. If 'FALSE', names which begin with a '.' are omitted.
Value
- A list of 0 or more character vectors. Each character vector has the
name of one of the items in the
search()
list. Each character vector contains the names of the objects in the specified environment which match thepattern
. If there are no matching names in an environment, then the corresponding character vector is removed from the result.
See Also
Examples
objip("qq")
objip("^qq")
objip("qq$")
## R only
objip("rowSums", all.names=TRUE)
## list all objects in the second and third attached packages
search()
objip()[2:3]
Community examples
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