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Lære Constant | Variables
Introduction to C++
course content

Kursinnhold

Introduction to C++

Introduction to C++

1. Basics
2. Variables
3. Conditional Statements
4. Loops
5. Intro to Arrays

book
Constant

In the previous chapters, we printed some expressions. However, what to do if we need to store these expressions for future usage? In C++ (like in other programming languages) there are containers to keep data - variables. For each type of data (numbers, strings, characters) there is a type of variable.

Let’s take a look at the most often used types:

The variable x will always be 42 and nobody can change it. The following code would cause an error:

You should declare variables as constants if you are sure that they will probably never change:

question-icon

Define the variable secondsPerMinute as const varible:

;

Click or drag`n`drop items and fill in the blanks

Alt var klart?

Hvordan kan vi forbedre det?

Takk for tilbakemeldingene dine!

Seksjon 2. Kapittel 8

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course content

Kursinnhold

Introduction to C++

Introduction to C++

1. Basics
2. Variables
3. Conditional Statements
4. Loops
5. Intro to Arrays

book
Constant

In the previous chapters, we printed some expressions. However, what to do if we need to store these expressions for future usage? In C++ (like in other programming languages) there are containers to keep data - variables. For each type of data (numbers, strings, characters) there is a type of variable.

Let’s take a look at the most often used types:

The variable x will always be 42 and nobody can change it. The following code would cause an error:

You should declare variables as constants if you are sure that they will probably never change:

question-icon

Define the variable secondsPerMinute as const varible:

;

Click or drag`n`drop items and fill in the blanks

Alt var klart?

Hvordan kan vi forbedre det?

Takk for tilbakemeldingene dine!

Seksjon 2. Kapittel 8
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