noun
final character; terminal character
Computing term for the last character in a string, file, or data sequence. Often used in contexts like null-terminated strings or end-of-file markers.
C言語の文字列は終端文字としてヌル文字を使う。
C language strings use a null character as the final character.
ファイルの終端文字を確認してください。
Please check the final character of the file.
Compound of 終端 (terminal, end) and 文字 (character). A straightforward technical term.