What does bool mean in c++

In C, bool is a keyword representing a Boolean type, with only two possible values: true or false. It is used to: Represent true and false status control flow to perform logical operations

bool’s meaning in C

in In the C programming language, bool is a keyword used to represent the Boolean type. The Boolean type is a logical type with only two possible values: true or false.

Usage:

• represents true and false status: for example, indicating whether a certain condition is true.
• Control flow: for example, in if statements and while loops.
• Perform logical operations: for example, use logical operators (&&, ||, !).

means:

Boolean values ​​can be represented in the following ways:

• true: 1 or true
• false: 0 or false

Size:

The size of bool type is usually 1 byte .

Operations:

Operators related to Boolean values ​​include:

• Logical operators: && ( And), || (or), ! (not)
• Assignment operator: =
• Comparison operator: == (equal to ), != (not equal to)

Example:

The following code example shows the use of bool type:

<code class="cpp">#include <iostream>

bool isTrue = true;

int main() {
    if (isTrue) {
        std::cout << "isTrue is true" << std::endl;
    } else {
        std::cout << "isTrue is false" << std::endl;
    }

    return 0;
}</code>

Output:

<code>isTrue is true</code>

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