tmp

utils/format.js

@@ -0,0 +1,13 @@
+// 根据出生年月（YYYY-MM-DD）计算年龄
+function calcAge(birth) {
+  if (!birth) return 0
+  const d = new Date(birth)
+  if (isNaN(d.getTime())) return 0
+  const now = new Date()
+  let age = now.getFullYear() - d.getFullYear()
+  const m = now.getMonth() - d.getMonth()
+  if (m < 0 || (m === 0 && now.getDate() < d.getDate())) age--
+  return age > 0 ? age : 0
+}
+
+module.exports = { calcAge }