Document Processing - Excel Files

When to use this skill

• Reading Excel files for data import and processing
• Generating Excel reports and spreadsheets
• Exporting application data to Excel format
• Parsing bulk data uploads from spreadsheets
• Creating financial reports and statements
• Manipulating workbooks, worksheets, and cells
• Building CSV to Excel converters
• Creating templates for data entry
• Extracting data from uploaded spreadsheets
• Generating dynamic Excel reports with formulas
• Handling large dataset imports from Excel
• Building data export and reporting features

When to use this skill

• Creating, parsing Excel spreadsheets.
• When working on related tasks or features
• During development that requires this expertise

Use when: Creating, parsing Excel spreadsheets.

Example

```typescript import * as XLSX from 'xlsx';

const ws = XLSX.utils.aoa_to_sheet([[1, 2], [3, 4]]); const wb = XLSX.utils.book_new(); XLSX.utils.book_append_sheet(wb, ws, "Sheet1"); ```

Resources

• SheetJS