MplusAutomation: createSyntax – R documentation

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createSyntax

Create the Mplus input text for an mplusObject

Description

This function takes an object of class mplusObject and creates the Mplus input text corresponding to it, including data link and variable names.

Usage

createSyntax(object, filename, check = TRUE, add = FALSE, imputed = FALSE)

Arguments

`object`	An object of class mplusObject
`filename`	The name of the data file as a character vector
`check`	A logical indicating whether or not to run `parseMplus` on the created input file. Checks for errors like lines that are too long, or for missing semi-colons and gives notes.
`add`	A logical passed on to `parseMplus` whether to add semi colons to line ends. Defaults to `FALSE`.
`imputed`	A logical whether the data are multiply imputed. Defaults to `FALSE`.

Value

A character string containing all the text for the Mplus input file.

Author(s)

Joshua F. Wiley <jwiley.psych@gmail.com>

Examples

# example mplusObject
example1 <- mplusObject(MODEL = "mpg ON wt;",
  usevariables = c("mpg", "hp"), rdata = mtcars)

# create the Mplus input text
cat(createSyntax(example1, "example1.dat"), file=stdout(), fill=TRUE)

# update the object, then create input text
cat(createSyntax(update(example1,
  TITLE = ~ "This is my title;",
  MODEL = ~ . + "\nmpg ON hp;",
  usevariables = c("mpg", "hp", "wt")), "example1.dat"),
  file=stdout(),
  fill=TRUE)
rm(example1)
closeAllConnections()

MplusAutomation

An R Package for Facilitating Large-Scale Latent Variable Analyses in Mplus

v0.8

LGPL-3

Authors

Michael Hallquist [aut, cre], Joshua Wiley [aut], Caspar van Lissa [ctb], Daniel Morillo [ctb]

Initial release

2020-09-28