Compare the new ES6 spread operator with the traditional slice() method

Compare the new ES6 spread operator with the traditional concat() method

Moment Dayjs Date-fns add years benchmark

Moment Dayjs Date-fns format benchmark

test

- https://github.com/MikeMcl/bignumber.js/tree/v9.0.0 - https://github.com/MikeMcl/big.js/tree/v5.2.2 - https://github.com/MikeMcl/decimal.js/tree/v10.2.0

Check what approach works better for MinMax function