read.dmdx: Read DMDX item file

In matsukik/read.dmdx: A set of functions to read DMDX-related files

Description

Read DMDX item file in either RTF format or ASCII format, and convert it into a list contaning the header information and data frame

Usage

read.dmdx(file, colnames, CorrectAnswers = FALSE, warn = FALSE,
  separator = FALSE, encoding = "unknown")

Arguments

file	A name of file
colnames	names of columns for the data.frame to be returned.
CorrectAnswers	logical. If TURE, the signs (+, -, ^, =) will be removed from the item number and converted into a new column 'Correct Answers with the corresponding values ("Yes", "No", NA, and "Any" respectively). Default to FALSE
warn	logical. If FALSE (Default), messages form internally used functions (e.g., readLines) will be muted.
separator	logical. If FALSE (Default), frame separator '/' will be omitted from the output data.frame.
encoding	encoding to be used.

Value

A list containing:

• header (A list of header items. Each <> are treated as separate items)

• itemdat (A data frame with each column corresponding to item number, item from each frame marked by the divider /, and timing and other indicators.)

matsukik/read.dmdx documentation built on May 21, 2019, 12:57 p.m.