The File Utils JavaScript library
JavaScript methods for parsing and uploading files.
The fileUtils
JavaScript library includes methods to parse CSV, JSON, and XLSX files.
These methods are not available within transformers.
Methods
JavaScript API methods for interacting with fileUtils. You can write JavaScript almost anywhere in Retool and use methods to manipulate data and property values.
parseCSV
Parses a CSV file. Returns a Promise that resolves to a list of objects with one key per column.
parseJSON
Parses a JSON file. Returns a Promise that resolves to a list of objects with one key per column.
parseXLSX
Parses an XLSX file. Returns a Promise that resolves to a list of objects with one key per column.