[ARROW-18350] [C++] Use std::to_chars instead of std::to_string

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 11.0.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/33518
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 17/Nov/22 17:28
• Updated: 11/Jan/23 11:59
• Resolved: 23/Nov/22 14:48

Description

std::to_chars is locale-independent unlike std::to_string; it may also be faster in some cases.

Issue Links

• is a child of: ARROW-17547 [C++] Adopt C++17 idioms and features for maintainability
• links to: GitHub Pull Request #14666