FrontEnd/React
[React] map의 마지막 순서 구하기
모야이거였어
2022. 1. 4. 18:05
row.map((rank, i, row) => {
if (i + 1 === row.length) {
// Last one.
} else {
// Not last one.
}
})출처 : https://stackoverflow.com/questions/38176352/javascript-map-array-last-item
Javascript Map Array Last Item
I have this: map = ranks.map((row, r) => ( row.map((rank, i) => { return [element(r, i, state, rank, toggled, onClick)]; }) )); It maps through a 2-dimentional array. After each row...
stackoverflow.com