umx (version 1.4.0)

umx_check_names: umx_check_names

Description

Check if a list of names are in the names() of a dataframe (or the of a matrix)

Usage

umx_check_names(namesNeeded, data, die = TRUE, no_others = FALSE, intersection = FALSE)

Arguments

namesNeeded

list of variable names to find (a dataframe is also allowed)

data

data.frame (or matrix) to search in for names

die

whether to die if the check fails (defaults to TRUE)

no_others

Whether to test that the data contain no columns in addition to those in namesNeeded (defaults to FALSE)

intersection

Show the intersection of names

References

- http://www.github.com/tbates/umx

See Also

Other Building Functions: umx_cov_diag

Other Test: umx_check_OS, umx_check_model, umx_check_parallel, umx_check, umx_has_CIs, umx_has_been_run, umx_has_means, umx_has_square_brackets, umx_is_MxData, umx_is_MxMatrix, umx_is_MxModel, umx_is_RAM, umx_is_cov, umx_is_endogenous, umx_is_exogenous, umx_is_ordered

Examples

require(umx)
data(demoOneFactor) # "x1" "x2" "x3" "x4" "x5"
umx_check_names(c("x1", "x2"), demoOneFactor)
umx_check_names(c("x1", "x2"), as.matrix(demoOneFactor))
umx_check_names(c("x1", "x2"), cov(demoOneFactor[,c("x1","x2")]))
umx_check_names(c("z1", "x2"), data = demoOneFactor, die = FALSE)
umx_check_names(c("x1", "x2"), data = demoOneFactor, die = FALSE, no_others = TRUE)
umx_check_names(c("x1","x2","x3","x4","x5"), data = demoOneFactor, die = FALSE, no_others = TRUE)
## Not run: 
# umx_check_names(c("bad_var_name", "x2"), data = demoOneFactor, die = TRUE)
# ## End(Not run)