Conversions use js-yaml, specifically safeLoad with no options.
number: 3.14
number_string: "3.14"
number_like: 3.14.0
literal: |
a b
c
folded: >
d e
f
folded_2: >
g
h
i
products:
- &001
id: 1
name: Apple
orders:
- date: 2020-09-24
items: [*001]