# Tools to manipulate survey data

## Documentation for package ‘surveydata’ version 0.1-14

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Package NEWS.

## Help Pages

surveydata-package | Tools, classes and methods to manipulate survey data.
$<- | Extract or replace subsets of surveydata, ensuring that the varlabels stay in synch.
$<-.surveydata | Extract or replace subsets of surveydata, ensuring that the varlabels stay in synch.
as.data.frame | Coerces surveydata object to data.frame.
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
Extract | Extract or replace subsets of surveydata, ensuring that the varlabels stay in synch.
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.
merge.surveydata | Merge surveydata objects.
names<- | Updates names and variable.labels attribute of surveydata.
names<-.surveydata | Updates names and variable.labels attribute of surveydata.
pattern | Returns and updates pattern attribute.
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 | Tools, classes and methods to manipulate survey data.
varlabels | Returns and updates variable.labels attribute of surveydata object.
varlabels<- | Returns and updates variable.labels attribute of surveydata object.
which.q | Identifies the columns indices corresponding to a specific question.
[ | Extract or replace subsets of surveydata, ensuring that the varlabels stay in synch.
[.surveydata | Extract or replace subsets of surveydata, ensuring that the varlabels stay in synch.
[<-.surveydata | Extract or replace subsets of surveydata, ensuring that the varlabels stay in synch.