| cols | Create column specification | 
| cols_only | Create column specification | 
| col_character | Parse logicals, integers, and reals | 
| col_date | Parse date/times | 
| col_datetime | Parse date/times | 
| col_double | Parse logicals, integers, and reals | 
| col_factor | Parse factors | 
| col_guess | Parse using the "best" type | 
| col_integer | Parse logicals, integers, and reals | 
| col_logical | Parse logicals, integers, and reals | 
| col_number | Parse numbers, flexibly | 
| col_skip | Create column specification | 
| col_time | Parse date/times | 
| date_names | Create or retrieve date names | 
| date_names_lang | Create or retrieve date names | 
| date_names_langs | Create or retrieve date names | 
| default_locale | Create locales | 
| locale | Create locales | 
| parse_character | Parse logicals, integers, and reals | 
| parse_date | Parse date/times | 
| parse_datetime | Parse date/times | 
| parse_double | Parse logicals, integers, and reals | 
| parse_factor | Parse factors | 
| parse_guess | Parse using the "best" type | 
| parse_integer | Parse logicals, integers, and reals | 
| parse_logical | Parse logicals, integers, and reals | 
| parse_number | Parse numbers, flexibly | 
| parse_time | Parse date/times | 
| type_convert | Re-convert character columns in existing data frame |