How can you declare the variable in C explain with example?

How can you declare the variable in C?

Variable Declaration in C You will use the keyword extern to declare a variable at any place. Though you can declare a variable multiple times in your C program, it can be defined only once in a file, a function, or a block of code.

How do you declare a variable example?

// Example 4-1: Variable declaration and initialization examples int count = 0; // Declare an int named count, assigned the value 0 char letter = 'a'; // Declare a char named letter, assigned the value 'a' double d = 132.32; // Declare a double named d, assigned the value 132.32 boolean happy = false; // Declare a ...