Introduction to C# Basics-Introduction to Variables

This article mainly introduces the basic knowledge of variables in C# and has a good reference value. Let’s take a look with the editor below

Using variables is divided into 3 steps: declaration, assignment, and use.

The syntax for declaring variables: data type variable name;

The syntax for assigning values ​​to variables: variable name=value;

The running result is:

The declaration and assignment of variables can be completed at the same time, in the Main() method of the above code The first two lines can be rewritten as:

int age=18;//Declaration and assignment

Exercise questions:

What this code prints is: I am 21 years old this year

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