colInfo-class {tkWidgets} | R Documentation |
Class "colInfo" presents column information for a data frame
Description
This class is for keeping information about a data frame to
be processed. The class is mainly for use by importWizard
Objects from the Class
Objects can be created by calls of the form new("colInfo", ...)
Slots
colName
:Object of class
"character"
- a character string for the name of the columncolType
:Object of class
"character"
- a character string for the data type of the column. Can only be "character" or "numeric"dropOrNot
:Object of class
"logical"
- a boolean indicationg whether the column will be droped
Methods
- colName
signature(object = "character")
: The get method for slot "colName"- colName<-
signature(object = "character")
: The set method for slot "colName"- colType
signature(object = "character")
: The get method for slot "colType"- colType<-
signature(object = "character")
: The set method for slot "colName"- dropOrNot
signature(object = "logical")
: The get method for slot "dropOrNot"- dropOrNot
signature(object = "logical")
: The set method for slot "dropOrNot"
Author(s)
Jianhua Zhang
See Also
Examples
newInfo <- new("colInfo", colName = "aaaa", colType = "character",
dropOrNot = FALSE)