| validate-package | Data Validation Infrastructure |
| aggregate-method | Aggregate validation results |
| any_duplicated | Syntax to define validation or indicator rules |
| any_missing | Syntax to define validation or indicator rules |
| as_yaml | Export to yaml file |
| as_yaml-method | Export to yaml file |
| barplot-method | Plot number of violations |
| cells | Cell counts and differences for a series of datasets |
| check_that | Simple data validation interface |
| col_missing | Syntax to define validation or indicator rules |
| compare | Compare similar data sets |
| compare-method | Compare similar data sets |
| confront | Confront data with a (set of) expressionset(s) |
| confront-method | Confront data with a (set of) expressionset(s) |
| created | Creation timestamp |
| created-method | Creation timestamp |
| created<- | Set creation timestamp |
| created<--method | Set timestamps |
| description | description description |
| description-method | description description |
| description<- | Set description |
| description<--method | Set descriptions |
| errors | Get messages from a confrontation object |
| errors-method | Get messages from a confrontation object |
| export_yaml | Export to yaml file |
| export_yaml-method | Export to yaml file |
| fraction_missing | Syntax to define validation or indicator rules |
| label | label description of rules |
| label-method | label description of rules |
| label<- | Set label |
| label<--method | Set labels |
| length | Get object lenght |
| length-method | Get object lenght |
| match_cells | Create matching subsets of a sequence of data |
| names-method | Extract names |
| names<--method | Set names |
| number_missing | Syntax to define validation or indicator rules |
| number_unique | Syntax to define validation or indicator rules |
| origin | Origin of rules |
| origin-method | Origin of rules |
| origin<- | Set origin |
| origin<--method | Set origins |
| package-validate | Data Validation Infrastructure |
| reset | Set or get options globally or per object. |
| reset-method | Set or get options globally or per object. |
| retailers | data on retailers |
| row_missing | Syntax to define validation or indicator rules |
| sort-method | Aggregate and sort the results of a validation. |
| summary | Create a summary |
| summary-method | Create a summary |
| syntax | Syntax to define validation or indicator rules |
| validate | Data Validation Infrastructure |
| validate-length | Get object lenght |
| validate-summary | Create a summary |
| validate_options | Set or get options globally or per object. |
| validation | Store results of evaluating validating expressions |
| validation-class | Store results of evaluating validating expressions |
| validator | Define validation rules for data |
| values | Get values from object |
| values-method | Get values from object |
| variables | Extract variable names |
| variables-method | Extract variable names |
| voptions | Set or get options globally or per object. |
| voptions-method | Set or get options globally or per object. |
| warnings-method | Get messages from a confrontation object |
| [-method | Select a subset |
| [[-method | Select a subset |