/** * @param seriesA * @param number * @returns */ export async function crossOverNumber(seriesA: number[], number: number) { const output = [] for (let index = 0; index < seriesA.length; index++) { const current = seriesA[index] const pre = seriesA[index - 1] if ( current > number && pre <= number ) { output.push(true) } else { output.push(false) } } return output }