dataTable/TEST.md

DataTable Performance Tracking

v1.0.6: Final Binding & Style Fixes

• Data: 10,000 items, 10 columns.
• Scroll Test: 100 scrolls.
• Results:
  • averageRefreshTime: 0.05ms per frame (Tested with Playwright)
• Improvements:
  • Fixed all binding TypeErrors using defensive optional chaining.
  • Refined ASC/DESC button group styles for a professional UI.
  • Optimized Column Menu activation sequence (Data -> Refresh -> Set ID).

v1.0.5: Enhanced Functionality

• Data: 10,000 items, 10 columns.
• Scroll Test: 100 scrolls.
• Results:
  • averageRefreshTime: 0.07ms per frame (Tested with Playwright)
• Features:
  • Real-time Column Resizing (via CSS Variables).
  • Advanced Column Menu (Radio Sort, Type-specific Filter Tabs).
  • Excel-style Frequent Values Filter (Top 20).
  • High Compatibility for legacy tests.

v1.0.4: Extreme Optimization (Restored)

• Data: 10,000 items, 10 columns.
• Scroll Test: 100 scrolls.
• Results:
  • refreshTime (total): ~103ms (for 100 frames)
  • averageRefreshTime: 1.03ms per frame
• Optimizations:
  • Full Event Delegation (MouseDown/MouseOver/DblClick).
  • CSS Grid Layout (Removed thousands of per-cell $style bindings).
  • Synchronous Scroll Handling (Removed rAF to ensure zero-latency補位).
  • Native Context Access (_ref) for zero-cost item resolution.
  • Targeted Row Refresh for Paste/Edit operations.
  • Manual DOM Spacers (Removed $if to prevent scroll anchoring jumps).

v1.0.0: Minimal Foundation

• Data: 10,000 items, 1 column.
• Scroll Test: 100 scrolls (20,000px total).
• Results:
  • refreshCount: 101
  • refreshTime (total): ~45.7ms
  • averageRefreshTime: 0.45ms