select_metadata: Select Metadata

In ffmetadata: Access to Fragile Families Metadata

Description

select_metadata allows users to retrieve the value of a specific field or fields of a given variable, or the entire variable metadata if no field is specified

Usage

select_metadata(variable_name = NULL, fields = NULL,
  returnDataFrame = TRUE)

Arguments

variable_name	name of variable
fields	specific field or list of fields of variable to be accessed. See details for valid field names
returnDataFrame	optional parameter set to TRUE by default, output is named list if set to FALSE

Details

List of valid field names:

• data_source

• data_type

• fp_PCG

• fp_father

• fp_fchild

• fp_mother

• fp_other

• fp_partner

• group_id

• group_subid

• id

• label

• leaf

• measures

• name

• old_name

• probe

• qText

• respondent

• scope

• section

• warning

• wave

Value

returns string with value of a given field if field is specified, returns all metadata for variable as data frame if field is unspecified

Examples

select1 <- select_metadata(variable_name = "ce3agefc")

select2 <- select_metadata(variable_name = "ce3agefc", fields = "data_type")

select3 <- select_metadata(variable_name = "ce3agefc", fields = c("data_type", "data_source"))

ffmetadata documentation built on May 2, 2019, 6:52 a.m.