The meaning of bool in c language

bool represents a Boolean value in C language, that is, true or false. As a basic data type, bool variables can store Boolean values ​​and perform logical operations using operators such as &&, ||, and !, and are widely used in conditional statements, relational expressions, and logical operations.

The meaning of bool in C language

bool is the keyword representing Boolean value in C language, used It represents two logical states: true or false.

Boolean value

Boolean value is a logical type that can only take two values: true or false. They are commonly used in control flow and conditional statements.

bool data type

bool data type stores Boolean values. It is a basic data type, similar to types such as int, float and char.

bool variable

To declare a bool variable, you can use the following syntax:

<code class="c">bool variable_name;</code>

For example:

<code class="c">bool is_valid;</code>

bool value

bool variable can be assigned true or false value. You can use the following syntax:

<code class="c">variable_name = true;
variable_name = false;</code>

bool operator

C language provides the following Boolean operators:

• ##Logical AND (&&): Returns true if both operands are true.
• Logical OR (||): Returns true if either of the two operands is true.
• Logical NOT (!): If the operand is false, return true.

Using bool

bool is widely used in C language:

• Conditional statements: Control flow statements (such as if, else, and switch)
• Relational expressions: Compare the true and false values ​​​​of two expressions
• Logical operations : Combine Boolean values ​​and perform logical operations

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