misty (version 0.6.7)

libraries: Load and Attach Multiple Packages

Description

This function loads and attaches multiple add-on packages at once.

Usage

libraries(..., install = FALSE, quiet = TRUE, check = TRUE, output = TRUE)

Arguments

...

the names of the packages to be loaded, given as names (e.g., misty, lavaan, lme4), or literal character strings (e.g., "misty", "lavaan", "lme4"), or character vector (e.g., c("misty", "lavaan", "lme4")).

install

logical: if TRUE, missing packages and dependencies are installed.

quiet

logical: if TRUE (default), startup messages when loading package are disabled.

check

logical: if TRUE, argument specification is checked.

output

logical: logical: if TRUE, output is shown on the console.

Author

Takuya Yanagida

References

Becker, R. A., Chambers, J. M. and Wilks, A. R. (1988) The New S Language. Wadsworth & Brooks/Cole.

See Also

library, require

Examples

if (FALSE) {
# Example 1: Load packages using the names of the packages
misty::libraries(misty, lme4, lmerTest)

# Example 2: Load packages using literal character strings
misty::libraries("misty", "lme4", "lmerTest")

# Example 3: Load packages using a character vector
misty::libraries(c("misty", "lme4", "lmerTest"))

# Example 4: Check packages, i.e., TRUE = all depends/imports/suggests installed
misty::libraries(misty, lme4, lmerTest, output = FALSE)$result$restab

# Example 5: Depends, FALSE = not installed, TRUE = installed
misty::libraries(misty, lme4, lmerTest, output = FALSE)$result$depends

# Example 6: Imports, FALSE = not installed, TRUE = installed
misty::libraries(misty, lme4, lmerTest, output = FALSE)$result$imports

# Example 6: Suggests, FALSE = not installed, TRUE = installed
misty::libraries(misty, lme4, lmerTest, output = FALSE)$result$suggests
}