어제
오늘
전체
예시)
myFunction은 callback function
코드 참고 https://www.w3schools.com/js/js_array_iteration.asp
JavaScript Array Iteration
JavaScript Array Iteration Methods Array iteration methods operate on every array item. Array.forEach() The forEach() method calls a function (a callback function) once for each array element. Example var txt = ""; var numbers = [45, 4, 9, 16, 25]; numbers
www.w3schools.com