Question 1

How to convert Bikram Sambat (BS) date to Gregorian (AD) in JavaScript?

Accepted Answer

Using bsday.js: const date = bsday.bs(2081, 5, 1); const adDate = date.toAD(); // Native JavaScript Date. It runs in under 2 microseconds with zero dependencies.

Question 2

How to convert Gregorian (AD) date to Bikram Sambat (BS) in JavaScript?

Accepted Answer

Using bsday.js: const bsDate = bsday.fromAD(new Date()); console.log(bsDate.format('YYYY/MM/DD')); console.log(bsDate.locale('ne').format('dddd, MMMM D, YYYY'));

Question 3

How to get today's Nepali Tithi, Nakshatra, and Panchang in JavaScript?

Accepted Answer

Install @bsday.js/core and @bsday.js/dataset. Register datasetManager.setDataset(dataset), then access today.tithi, today.paksha, today.nakshatra, today.festivals, and today.isHoliday across 111 verified years (1990–2100 BS).

Question 4

How to calculate Nepali Fiscal Year (आर्थिक वर्ष) and Quarters in TypeScript?

Accepted Answer

Use date.fiscalYear('short') for '2081/82', date.fiscalYear('nepali') for 'आ.व. २०८१/८२', and date.fiscalQuarter() to get fiscal quarter 1 through 4.

Question 5

How to validate KYC chronological age with Bikram Sambat date of birth?

Accepted Answer

Use dob.age() which returns { years, months, days } accounting for irregular BS month lengths, or dob.isAdult(18) for direct 18+ age verification.