出典:Wikipedia
出典:『Wikipedia』 (2010/06/04 13:44 UTC 版)
An expression-oriented programming language is a programming language where every (or nearly every) construction is an expression and thus yields a value. The typical exceptions are macro definitions, preprocessor commands, and declarations, which expression-oriented languages often treat as statements rather than expressions. Some expression-oriented languages introduce a void return type to be yielded by expressions that merely cause side-effects.