Math function to calculate age.
How to Create an Age Calculator Function in Function Calculator One practical function you can create in Function Calculator is an age calculator. With just a few lines of code, you can calculate a person’s age from their birth year. Step 1 : Understand the now() function In Function Calculator, the built-in function now() returns the current date and time as a 14-digit integer in the format: YYYYMMDDHHMMSS For example: 20250915162430 represents 2025-09-15 16:24:30 (4:24:30 pm). Step 2 : Extract the current year Since the first four digits represent the year, we can isolate them by dividing the number by 10^10 and applying floor(). def year() { var date = now(); return floor(date / 10^10); } This function takes the 14-digit number from now(), removes the last 10 digits (month, day, time), and leaves only the year. For example: floor(20250915162430 / 10^10) = 2025 Step 3 : Create the age function Now, we can calculate age by subtracting the birth ...