WS Form data grids make entering a list of information quick and easy. Data grids work in much the same way as a spreadsheet and provide a powerful way of managing more complex types of data in WS Form.
WS Form data sources allow you to pull data from elsewhere into data grids for select, checkbox and radio fields.
Data Sources: WordPress Filter Hook
The WordPress Filter Hook data source allows you to dynamically populate a data grids with your own data for fields such as Select, Checkboxes and Radios.