package main
import (
"fmt"
"strconv"
"time"
)
func main() {
var mapmou = map[string]int{"January": 1, "february": 2, "March": 3, "April": 4, "May": 5, "June": 6, "July": 7, "August": 8, "September": 9, "October": 10, "November": 11, "December": 12}
idCard := "34052419800101001X" //身份证
now := time.Now()
now_year := now.Year() // 年
now_mo := mapmou[now.Month().String()] // 月
now_day := now.Day() // 日
fmt.Println(now_year, now_mo, now_day)
idcard_year, _ := strconv.Atoi(Substr(idCard, 6, 4)) // 年
idcard_mo, _ := strconv.Atoi(Substr(idCard, 10, 2)) // 月
idcard_day, _ := strconv.Atoi(Substr(idCard, 12, 2)) // 日
fmt.Println(idcard_year, idcard_mo, idcard_day)
fmt.Println("idCard:" + idCard)
age := now_year - idcard_year // 如果计算虚岁需这样：age := now_year - idcard_year+1
if now_year < idcard_year {
age = 0
} else {
if now_mo < idcard_mo {
age = age - 1
} else {
if now_day < idcard_day {
age = age - 1
}
}
}
fmt.Println("age:", age)
}
//对字符串进行截取
func Substr(str string, start, length int) string {
rs := []rune(str)
rl := len(rs)
end := 0
if start < 0 {
start = rl - 1 + start
}
end = start + length
if start > end {
start, end = end, start
}
if start < 0 {
start = 0
}
if start > rl {
start = rl
}
if end < 0 {
end = 0
}
if end > rl {
end = rl
}
return string(rs[start:end])
}
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