클로저1 클로저 Closure //closure : 종결, 폐쇄 function makeCounter(){ let num =0; //은닉화 return function(){ return num++; }; } let counter=makeCounter(); console.log(counter()); //0 console.log(counter()); //1 console.log(counter()); //2 2022. 2. 25. 이전 1 다음