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Erase below (ED 0)
ESC [ 0 JED 0 erases from the cursor position to the end of the screen. The sequence is
ESC [ 0 J or ESC [ J (parameter defaults to 0). Commonly used to clear the screen below a status bar or after repositioning content.How this is testedautomated
Write three lines, move home, send
Write three lines, move home, send
\x1b[J (ED 0), verify line 2 content is gone.The same probe runs against headless backends (via Termless) and real terminal apps (via a daemon launched in each terminal). This lets us distinguish parser correctness from rendering correctness.
Analysis2026-04-06
Supported by all 12 tested terminals — universal adoption. Part of the Core TUI baseline.
Supported by 13 of 14 backends (93%)
Terminal Applications
| Terminal | Version | Support | Notes |
|---|---|---|---|
| iTerm2 | 3.6.9 | ✓ yes | |
| Ghostty | 1.3.1 | ✓ yes | |
| VS Code | ✓ yes | ||
| Warp | ✓ yes | ||
| Cursor | ✓ yes | ||
| Terminal.app | ✓ yes |