10 февр. 2013 г. · This is the ternary operator. (s[i] == '-') ? -1 : 1; returns -1 if s[i] == '-' and 1 otherwise. This value is then assigned to sign. What does the question mark character ('?') mean in C++? What does the question mark character ('?') mean? What does a question mark mean in C# code? - Stack Overflow Другие результаты с сайта stackoverflow.com

13 июн. 2016 г. · It's called the null-coalescing operator. It means if you have a variable of a reference type and it's null then it provides a default answer ... b; in a C++ program. What does the question mark do? - Quora What does this line of code mean especially question mark and ... In C++ primer, it states that a question mark is a special ... - Quora Does C++ have a ternary conditional operator? - Quora Другие результаты с сайта www.quora.com

13 июл. 2024 г. · It is denoted with a “?” (question mark) and a colon “:”. It is often used as a shortcut for an if-else statement.

The question mark operator, ?:, is also found in C++. Some people call it the ternary operator because it is the only operator in C++ (and Java) that takes ...

The two symbols used to denote this operator are the question mark ( ? ) and the colon ( : ). The first operand is placed before the ? , the second between ...

11 окт. 2024 г. · The conditional operator or ternary operator in C is generally used when we need a short conditional code such as assigning value to a variable ...

The question mark helps the statement read as follows: "Is a greater than b? If so, put 25 in c. Otherwise, put 45 in c." ...

In C programming, the question mark is used as a conditional symbol. For example, in the expression x1 ? x2 : x3, if x1 is not zero, then x2 is evaluated, ...

The program evaluates condition . If it is true (not zero), then expression1 is returned; otherwise, expression2 is returned.

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Опубликовано: 21 дек. 2022 г.