摘要:
function random(leng: number = 6): string { let s = Math.random().toString(36).substring(2, leng + 2) if (s.length < leng) return s + random(leng - s. 阅读全文
摘要:
function formatPrice(val: string | number, precision: number = 2) { if (typeof val 'string') { let num = parseFloat(val) if (isNaN(num) || num.toStrin 阅读全文