An operator with higher precedence is evaluated before a operator of lower precedence and the operands of an operator are evaluated based on associativity. The following table describes …

Feb 5, 2025 · Since the built-in operator ! performs contextual conversion to bool, user-defined classes that are intended to be used in boolean contexts could provide only operator bool and …

Nov 1, 2025 · The null-coalescing operator ?? returns the value of its left-hand operand if it isn't null; otherwise, it evaluates the right-hand operand and returns its result.

The operator ! is the C++ operator for the Boolean operation NOT. It has only one operand, to its right, and inverts it, producing false if its operand is true, and true if its operand is false.

Nov 1, 2025 · The comma operator (represented by the token) is a binary operator that evaluates its first operand and discards the result, it then evaluates the second operand and returns this …

Aug 12, 2024 · The equal-to operator (==) returns true if both operands have the same value; otherwise false. The not-equal-to operator (!=) returns true if the operands don't have the …

Jun 5, 2024 · This operator is short-circuiting: if the first operand is true, the second operand is not evaluated. Note that bitwise logic operators do not perform short-circuiting.

Aug 26, 2025 · The nullish coalescing (??) operator is a logical operator that returns its right-hand side operand when its left-hand side operand is null or undefined, and otherwise returns its left …

Although the + operator is often used to add together two values, like in the example above, it can also be used to add together a variable and a value, or a variable and another variable:

An expression containing logical operator returns either 0 or 1 depending upon whether expression results true or false. Logical operators are commonly used in decision making in C …