??
Topics referred to by the same term
From Wikipedia, the free encyclopedia
?? (two question marks), also written as U+2047 ⁇ DOUBLE QUESTION MARK, may refer to:
- A symbol indicating a blunder in chess annotation symbols
- The null coalescing operator, in some programming languages
Look up ?? in Wiktionary, the free dictionary.
See also
This disambiguation page lists articles associated with the title ??.
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