actual argument; actual parameter
Computing term for the concrete value passed to a function or procedure, contrasted with 仮引数 (formal parameter).
See also: 仮引数
When calling a function, you pass concrete values as actual arguments.
The types of the actual arguments and formal parameters must match.
Standard kanji form for 'actual argument' in computing.
Variant spelling with 引き; less common than 実引数.
Compound of 実 (actual) and 引数 (argument/parameter). 引数 itself is a computing calque from English 'argument' or 'parameter'.