How to declare char variable in C language

In C language, the syntax for declaring a char variable is as follows: Specify the data type char to name the variable (follow the C identifier rules) for example: char variable_name;

How to declare char variables in C

Introduction

A char variable is a variable type that stores single character data in C. When declaring a char variable, you need to specify the name and type of the variable.

grammar

The declaration of the char variable name is as follows:

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

in:

• char is a data type, indicating that the variable will store a single character.
• variable_name is the name of a variable and must follow the C language identifier rules.

Example

 <code class="c">char my_character; char another_character = 'a';</code>

In the first example, a char variable named my_character is declared. The second example declares a char variable named another_character and instantly initializes it to the character 'a'.

Things to note

• The char variable can only store a single character. To store a string (multiple characters), use a char array or string constant.
• The char variable is initialized with single quotes ('). Double quotes (") are used for string constants.
• The size of the char variable is 1 byte.

The above is the detailed content of How to declare char variable in C language. For more information, please follow other related articles on the PHP Chinese website!