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JavaScript 関数呼び出し

Posted at

/*
関数定義
     関数名     仮引数1   仮引数2
function function-name(parameter1, parameter2, ...) {
...
return return-value; // 戻り値
}
*/

function add(x, y) {
return x + y;
}

const a = 20;
const b = 30;

const c = add(a, b);
console.log(${a} + ${b} = ${c});

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