[ARROW-8633] [C++] Add ValidateAscii function

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/24795
• Assignee: Yuqi Gu
• Reporter: Wes McKinney
• Created: 29/Apr/20 21:23
• Updated: 11/Jan/23 08:01
• Resolved: 25/May/20 02:30

Description

In some cases, we want to be able to check whether it's safe to use functions that assume ASCII (like std::tolower, or {{std::string::substr). This was implemented in a PR for ARROW-6131 that was not merged

Issue Links

• links to: GitHub Pull Request #7121