in packages/rc-components/rc-actions/src/utils.tsx [123:134]
export function partitionWithThreshold<T>(arr: T[], threshold: number) {
const front: T[] = []
const back: T[] = []
arr.forEach((item, i) => {
if (i < threshold) {
front.push(item)
} else {
back.push(item)
}
})
return [front, back] as [T[], T[]]
}