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CSV Editor Online

A simple and practical CSV editing and visualization tool, process CSV data directly in the browser without installing any software.

CSV 在线编辑器

操作

数据统计：共 0 行，0 列

点击单元格进行编辑，支持添加/删除行

Features​

📁 Data Import​

  • File Upload: Supports CSV and TXT files
  • Paste Text: Paste CSV content directly
  • Sample Data: Built-in sample data for quick experience

✏️ Table Editing​

  • Click to Edit: Click any cell to modify content
  • Shortcuts: Enter to save, Esc to cancel editing
  • Row Operations: Add new rows, delete unwanted rows
  • Real-time Save: Automatically updates data after editing

📊 Data Visualization​

  • Bar Chart: Shows distribution of numerical data
  • Line Chart: Shows data trends
  • Column Selection: Select any column for visualization
  • Real-time Update: Charts update automatically when data changes

💾 Data Export​

  • Download CSV: Export edited data
  • Keep Format: Retains all modifications and formatting
  • Compatibility: Exported CSV is compatible with Excel, Numbers, etc.

Use Cases​

🏢 Business Data Analysis​

  • Quickly view and modify sales data
  • Analyze customer information tables
  • Process order records

💻 Development & Debugging​

  • View CSV data returned by APIs
  • Modify test data
  • Data format conversion

📚 Learning & Research​

  • Teaching data visualization demos
  • Data analysis exercises
  • Statistical learning

Technical Features​

  • Pure Frontend: All operations are done in the browser, protecting data privacy
  • Responsive Design: Adapts to PC, tablet, and mobile
  • No Registration: Use immediately, no login required
  • Free: No usage limits

Tips​

  1. Quick Edit: Double click or click cell to start editing
  2. Batch Operation: Edit multiple cells continuously
  3. Data Validation: Automatically detects data types when editing
  4. Undo: Although full undo history is not supported, you can re-import original data

Notes​

  • Large File Handling: Recommended file size not exceeding 10MB
  • Data Security: All operations are local, no data uploaded to server
  • Browser Compatibility: Recommend Chrome, Firefox, Safari, etc.

FAQ​

Q: Is Excel supported? A: Currently supports CSV and plain text formats. Excel files need to be saved as CSV first.

Q: Is data saved? A: All data is in browser memory and will be lost on refresh. Please download to save.

Q: How many rows are supported? A: Theoretically unlimited, but recommended not to exceed 10,000 rows for best performance.

Get Started: Click any cell in the table above to start editing, or use upload/paste to import your CSV data!