Slide 16
Slide 16 text
例）モジュラー組織
function add (a, b) {
return a + b;
}
add(3, 5);
----------------------------
function calculate(a, b, operation) {
switch (operation) {
case 'add':
return a + b;
case 'subtract':
return a - b;
case 'multiply':
return a * b;
case 'divide':
。
if (b === 0) {
return 0;
}
return a / b;
default:
return NaN;
}
}
calculate(3, 1, "subtract");
calculate(4, 2, "divide");
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function calculate(a, b, operation) {
switch (operation) {
case 'add':
return add(a, b);
/////
}
}
calculate(3, 1, "add");