export function formatCurrency(value) { return `¥${Number(value || 0).toFixed(2)}` } function toPercentNumber(value) { return Math.max(0, Math.round((Number(value) || 0) * 100)) } export function formatPercent(value) { return `${toPercentNumber(value)}%` } export function clampPercent(value) { return `${Math.min(100, toPercentNumber(value))}%` }