!!
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Look up !! or ‼ in Wiktionary, the free dictionary. |
‼ (a double exclamation mark, Unicode character U+203C) may refer to:
- A brilliant move in chess notation
- The double factorial operator in mathematics
- A "convert to Boolean" construction in some computer languages, this is through a computer type of double negation, where its Boolean value is negated, then negated again, converting the value to either true or false
- An operator for fetching list elements in the programming language Haskell
- A retroflex click, a family of click consonants found only in Juu languages of southern Africa and in the Damin ritual jargon of Australia
The ‼ character can be typed on Microsoft Windows operating systems by using the key combination ALT+19, or in simple form, holding the ALT key and typing the numbers 1 and 9 on the number pad.
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