Man pages for CNID
Get Basic Information from Chinese ID Number
| age | Get age information from ID number |
| age_by_year | Get age information from ID number |
| birth_date | Get date of birth information from ID number |
| check_id | Check whether the ID number is valid |
| cnid_info | Get full information from ID number |
| convert18 | Convert the 15 Digits ID Number to 18 Digits |
| cstl | Get constellation information from ID number |
| gender | Get gender information from ID number |
| leap_year | Calculate whether a given year is a leap year |
| mdays | Calculate the number of days in a given year and month |
| region | Get region information from ID number |
| ydays | Calculate the number of days in a given year |
| zodiac | Get zodiac information from ID number |
