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[python] コールバック関数(引数に関数を渡す)

Last updated at Posted at 2020-02-18

javascriptとpython

javascript
const sayHello = word => console.log(word);
const func = callback => {
  console.log('ここはsayHelloが呼ばれたあとに実行される');
  return callback;
 }

func(sayHello('hello'));
実行結果
hello
ここはsay_somethingが呼ばれたあとに実行される
python
def say_something(word):
    print(word)

def func(callback):
    print('ここはsay_somethingが呼ばれたあとに実行される')
    return callback 

func(say_something('hello'))
実行結果
hello
ここはsay_somethingが呼ばれたあとに実行される
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