Read and write Excel (XLSX) and CSV files in Blazor. Upload a file from the user, parse the data, and display the rows; or generate a file in code and offer it as a download.
Import an Excel file uploaded by the user, or download an Excel file generated in code.
| Region | Product | Q1 | Q2 | Total |
|---|---|---|---|---|
| EMEA | Laptop Pro | 45200 | 52100 | 97300 |
| EMEA | Ultra Monitor | 18500 | 21300 | 39800 |
| EMEA | Ergo Keyboard | 8200 | 7600 | 15800 |
| AMER | Wireless Mouse | 5400 | 6100 | 11500 |
| AMER | Noise Headset | 12300 | 14500 | 26800 |
| AMER | USB Dock | 22100 | 25400 | 47500 |
| APAC | Office Chair | 15800 | 17200 | 33000 |
| APAC | Standing Desk | 28500 | 31200 | 59700 |
| APAC | Webcam Pro | 9800 | 10750 | 20550 |
| APAC | Cable Organizer | 3200 | 3450 | 6650 |
Import or export CSV files with configurable separator, quoting, and encoding (including UTF-8 BOM). The preview updates as you change options.
| Country | City | Population | Note |
|---|---|---|---|
| DE | Berlin | 3677472 | Capital, has comma in this field |
| FR | Paris | 2102650 | It's the City of Light |
| ES | Madrid | 3223334 | Hosts "La Liga" matches |
| US | New York | 8804190 | Spans 5 boroughs |
| JP | Tokyo | 13960000 | Largest urban area in the world |
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