| as_factor | Convert input to a factor. |
| as_factor.data.frame | Convert input to a factor. |
| as_factor.haven_labelled | Convert input to a factor. |
| as_factor.labelled | Convert input to a factor. |
| format_tagged_na | "Tagged" missing values |
| is.labelled | Create a labelled vector. |
| is_tagged_na | "Tagged" missing values |
| labelled | Create a labelled vector. |
| labelled_spss | Labelled vectors for SPSS |
| na_tag | "Tagged" missing values |
| print_labels | Print the labels of a labelled vector |
| print_tagged_na | "Tagged" missing values |
| read_dta | Read and write Stata DTA files. |
| read_por | Read SPSS ('.sav', '.zsav', '.por') files. Write '.sav' and '.zsav' files. |
| read_sas | Read and write SAS files. |
| read_sav | Read SPSS ('.sav', '.zsav', '.por') files. Write '.sav' and '.zsav' files. |
| read_spss | Read SPSS ('.sav', '.zsav', '.por') files. Write '.sav' and '.zsav' files. |
| read_stata | Read and write Stata DTA files. |
| read_xpt | Read and write SAS transport files |
| tagged_na | "Tagged" missing values |
| write_dta | Read and write Stata DTA files. |
| write_sas | Read and write SAS files. |
| write_sav | Read SPSS ('.sav', '.zsav', '.por') files. Write '.sav' and '.zsav' files. |
| write_xpt | Read and write SAS transport files |
| zap_empty | Convert empty strings into missing values. |
| zap_formats | Remove format attributes |
| zap_label | Zap label |
| zap_labels | Zap labels |
| zap_missing | Zap special missings to regular R missings |
| zap_widths | Remove display width attributes |