1 nominal age at birth, 0 years old.
After the Spring Festival, you will grow one year old, and after your birthday, you will grow one year old.
Nominal age = this year-year of birth+1
One year old = this year-year of birth (birthday has passed) (-1 if birthday has not passed).
Nominal age, one year old is traditionally calculated according to the lunar calendar. Nominal age-one year old = 2 (that is, nominal age-one year old = 1 (that is, nominal age-one year old) from birthday to Chinese New Year.
The calculation method of one year old is: 1, and one year old should be calculated according to the year, month and day of the Gregorian calendar; 2. One year old is calculated as 12 months. Every 12 months is 1 year; 3. Every 65,438+02 months, that is, every 65,438+0 years old, counted in days, starting from the second day of birthday.
Article 2 of the Supreme People's Court's Interpretation on Several Issues Concerning the Specific Application of Laws in the Trial of Juvenile Criminal Cases clearly stipulates that "one year old" is calculated according to the Gregorian calendar year, month and day, starting from the second day of one year old birthday. This is a clear stipulation of the calculation method of one year old in our country's law, which has high credibility, so it can be used as the standard for calculating one year old in our country.
Generally speaking, the age mentioned by the public, media and officials refers to one year old.