身份证分为一代身份证和二代身份证，一代身份证为15位、二代身份证为18位。
举例一代身份证：130503670401001
二代身份证：41140219891216321
一代身份证正则截取：^(\d{6})(\d{6})(.*)$
二代身份证正则截取: ^(\d{6})(\d{8})(.*)$
下面分别设java和golang的截取实现
package spring;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Created by banxia on 16/6/20.
*/
public class Test {
public static void main(String[] args){
// String str = "411402198912166321";
String str = "130503670401001";
// ^(\d{6})(\d{8})(.*) 18位
//^(\d{6})(\d{6})(.*) 15位
Pattern pattern = Pattern.compile("^(\\d{6})(\\d{6})(.*)");
Matcher matcher = pattern.matcher(str);
if (matcher.find()) {
String group = matcher.group(2);
System.out.print(group);
}
}
}
package main
import (
)
import (
"regexp"
"fmt"
)
func main() {
var str string = "411402198912166321"
reg,err := regexp.Compile("^(\\d{6})(\\d{8})(.*)")
if err != nil {
return
}
if reg.MatchString(str) == true {
submatch := reg.FindStringSubmatch(str)
fmt.Println(submatch)
fmt.Println("date is ",submatch[2])
}
}