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  1. What's the difference between "bool" and "bool?"?

    Oct 5, 2016 · Since bool is a value type (just as int, long, double, DateTime and some other types), it will always be initialized to a default value (false in the case of a bool, 0 in the case of …

  2. Using Boolean values in C - Stack Overflow

    Jun 15, 2023 · bool and _Bool, and true and false are language keywords for boolean types. bool/_Bool is a type that can hold either the value true or false. Logical operators!, ||, and && …

  3. What is the difference between BOOL and bool? - Stack Overflow

    Dec 14, 2019 · The values for a bool are true and false, whereas for BOOL you can use any int value, though TRUE and FALSE macros are defined in the windef.h header. This means that …

  4. boolean - What is bool in C++? - Stack Overflow

    Aug 4, 2013 · bool is a fundamental type; true and false are the only two values that an object of type bool that has been initialized can have. Your function boolPtrHere() does not take a …

  5. python - Truth value of a Series is ambiguous. Use a.empty, a.bool ...

    The alternatives mentioned in the Exception are more suited if you encountered it when doing if or while.I'll shortly explain each of these:

  6. Difference between _Bool and bool types in C? - Stack Overflow

    Jan 4, 2012 · Since bool wasn't reserved prior to C99, they use the _Bool keyword (which was reserved). bool is an alias for _Bool if you include stdbool.h . Basically, including the stdbool.h …

  7. c++ - _Bool and bool: How do I solve the problem of a C library …

    Aug 20, 2010 · This shows that the programmer probably have to use the "intended" word bool in his/her projects. It is the most logical word to declare a boolean type in a program. In some …

  8. What is the difference between bool and Boolean types in C#

    Sep 25, 2008 · bool is a primitive type, meaning that the value (true/false in this case) is stored directly in the variable. Boolean is an object. A variable of type Boolean stores a reference to a …

  9. gcc - Is bool a native C type? - Stack Overflow

    Oct 22, 2009 · For example, given bool a = 0.1, b=2, c=255, d=256;, the C99 bool type would set all four objects to 1. If a C89 program used typedef unsigned char bool, the objects would …

  10. c# - Convert nullable bool? to bool - Stack Overflow

    May 20, 2011 · The above if will be true only if the bool? is true. You can also use this to assign a regular bool from a bool? bool? nullableBool = someFunction(); bool regularBool = …