Extract                 Extract or replace subsets of surveydata,
                        ensuring that the varlabels stay in synch.
as.data.frame.surveydata
                        Coerces surveydata object to data.frame.
as.surveydata           Coercion from and to surveydata.
cbind.surveydata        Combines surveydata object by columns.
dropout                 Calculates at which questions repondents drop
                        out.
encToInt                Converts a character vector to an integer
                        vector
fixCommonEncodingProblems
                        Fix common encoding problems when working with
                        web imported data.
fixLevels01             Fix level formatting of all question with
                        Yes/No type answers.
fixLevels01R            Fix level formatting of all question with
                        Yes/No type answers.
fixLevels01SPSS         Fix level formatting of all question with
                        Yes/No type answers.
hasDK                   Tests whether levels contain "Don't know".
intToEnc                Converts an integer vector to a character
                        vector.
is.surveydata           Tests whether an object is of class surveydata.
lapplyNames             Applies function only to named elements of a
                        list.
leveltestR              Fix level formatting of all question with
                        Yes/No type answers.
leveltestSPSS           Fix level formatting of all question with
                        Yes/No type answers.
membersurvey            Data frame with survey data of member
                        satisfaction survey.
merge                   Merge surveydata objects.
names<-                 Updates names and variable.labels attribute of
                        surveydata.
pattern                 Returns and updates pattern attribute.
qOrder                  Changes vector to ordered factor, adding NA
                        levels if applicable.
qText                   Returns question text.
qTextCommon             Returns common element of question text.
qTextUnique             Returns unique elements of question text.
questions               Returns a list of all the unique questions in
                        the surveydata object.
removeAllDK             Removes "Do not know" and other similar words
                        from factor levels in data frame.
removeDK                Removes "Don't know" from levels and replaces
                        with NA.
rm.attrs                Removes pattern and variable.labels from
                        attributes list.
rm.pattern              Removes pattern from attributes list.
splitCommonUnique       Get common and unique text in question based on
                        regex pattern identification
strCommonUnique         Finds the common and unique elements in a
                        character vector.
surveydata-package      Tools, classes and methods to manipulate survey
                        data.
varlabels               Returns and updates variable.labels attribute
                        of surveydata object.
which.q                 Identifies the columns indices corresponding to
                        a specific question.
