Re: [boost] [JSON][review] a small review of boost.json

Julien Blanc wrote:

Still, after reading the doc again, i don't get a clue what is this on_number_part or why it exists at all.

IIRC on_number_part gives you the number in string form, exactly as it exists in the original JSON, in case you want to preserve all its digits when it doesn't fit in int64 or double.