Interactive File Import and Export Blocks
Get blockr option with fallback
blockr.io: Interactive File Import and Export Blocks
CSS Utilities for blockr.io Blocks
Detect file category for UI adaptation
Extract names for variadic block arguments
Download URL to temporary file
Generate filename for write operations
Get list of file extensions supported by rio
Check if object is a single string
Validate URL format
Create Arrow file reading expression
Create CSV/TSV/delimited file reading expression
Create Excel file reading expression
Create rio import expression
Create expression for a single file
Unified file reading block
Set names helper (base R doesn't export this in older versions)
Build expression to write data to Arrow format (Parquet or Feather)
Build expression to write data to CSV file(s)
Build expression to write data to Excel file with multiple sheets
Unified file writing block
Extends 'blockr.core' with interactive blocks for reading and writing data files. Supports CSV, Excel, Parquet, RDS, and other formats through a graphical interface without writing code directly. Includes file browser integration and configurable import/export options.
Useful links