[Node.js-생활코딩] JavaScript - callback

[출처-Youtube 생활코딩]

https://www.youtube.com/watch?v=5GVvn9xiG5g&list=PLuHgQVnccGMA9QQX5wqj6ThK7t2tsGxjm&index=38

 

 

syntax/callback.js

/*
function a(){
  console.log('A');
}
*/
var a = function(){
  console.log('A');
}
 
 
function slowfunc(callback){
  callback();
}
 
slowfunc(a);

 

★중요한 부분!! 어려우니 다시 복습할 것