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Rule "Non-standard question mark"

This is one of many errors that LanguageTool can detect. Visit the LanguageTool homepage to use it online or download it for free.

Description: Non-standard question mark
Message: The character '?' is not a standard question mark, although it can look like a question mark.
Category: Typography (ID: TYPOGRAPHY)
Incorrect sentences
that this rule can detect:
  • Is he an average person?
    Correction suggestion: person?
Correct sentences
for comparison:
  • Is he an average person?
  • Out of scope:
Pattern: Show XML · Show in Rule Editor
Check the following text against just this rule:

ID: NON_STANDARD_QUESTION_MARK [1]
Version: 5.9-SNAPSHOT (2022-07-06 20:33:02 +0000)