Modes.ECIMode

ECI 2 – Code Page 437 (Original DOS Latin US). Legacy compatibility with older systems.

ECI 27 – ISO 646 (US ASCII). Explicit 7‑bit basic Latin subset declaration.

ECI 1 – ISO 8859‑1 (Latin‑1). Generic Western European set.

ECI 13 – ISO 8859‑11 (Thai). Supports Thai script characters.

ECI 15 – ISO 8859‑13 (Baltic Rim languages). Use for Latvian / Lithuanian special letters.

ECI 17 – ISO 8859‑15 (Latin‑9) adding Euro sign and updated French ligatures.

ECI 3 – ISO 8859‑1 (Western European with English indicator variant). Use when explicit declaration is required instead of assuming default.

ECI 4 – ISO 8859‑2 (Central / East European Latin script).

ECI 5 – ISO 8859‑3 (South European / Esperanto).

ECI 6 – ISO 8859‑4 (Baltic).

ECI 7 – ISO 8859‑5 (Cyrillic) for Russian / Bulgarian etc.

ECI 8 – ISO 8859‑6 (Arabic). Supports Arabic script; ensure right‑to‑left presentation handled externally if required.

ECI 9 – ISO 8859‑7 (Greek). Example: encoding Greek uppercase/lowercase text accurately.

ECI 10 – ISO 8859‑8 (Hebrew). Combine with right‑to‑left layout logic in consumer software if necessary.

ECI 11 – ISO 8859‑9 (Turkish). Provides dotted/dotless I differentiation.

No explicit ECI header. Use when data is plain ASCII / ISO 8859‑1, or when scanners are known to apply UTF‑8 decoding automatically.

ECI 21 – Windows‑1250 (Central European). Microsoft code page variant.

ECI 22 – Windows‑1251 (Cyrillic). Microsoft environment Cyrillic mapping.

ECI 23 – Windows‑1252 (Western European). Superset of ISO 8859‑1 with additional printable characters.

ECI 24 – Windows‑1256 (Arabic). Use for Arabic text when readers rely on Windows code pages.