noun
type declaration statement
A statement in a programming language that declares the data type of a variable or function. Used in technical computing contexts.
この言語では、変数を使う前に型宣言文が必要です。
In this language, you need a type declaration statement before using a variable.
Compound of 型 (type), 宣言 (declaration), and 文 (statement). A straightforward technical term.