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HomeBackend DevelopmentC#.Net TutorialHow to initialize a two-dimensional array in C++

C Method to initialize a two-dimensional array: first define two integer variables and initialize different values ​​​​for the two-dimensional array; then use a double loop to output each value in the array; finally use curly brackets The enclosed numbers are assigned directly.

How to initialize a two-dimensional array in C++

The operating environment of this article: Windows 7 system, Dev-C 5.2.0.3 version, Dell G3 computer.

[Related learning recommendations: C language tutorial video]

C Method to initialize a two-dimensional array:

1 , First, define two integer variables to control the output of the two-dimensional array.

How to initialize a two-dimensional array in C++

#2. Next, initialize different values ​​​​to the two-dimensional array n[3][4].

How to initialize a two-dimensional array in C++

#3. Finally, use a double loop to output each value in the array.

How to initialize a two-dimensional array in C++

4. Two-dimensional arrays can be directly assigned using numbers enclosed in curly brackets. Each pair in the inner curly brackets represents a row, and the value in each pair of inner curly brackets Represents each value in a row (note that the value in curly brackets should correspond to the number of elements in the two-dimensional array).

How to initialize a two-dimensional array in C++

#5. Run the program and you can see that the values ​​in the two-dimensional array are successfully output.

How to initialize a two-dimensional array in C++

#6. What will happen if you only assign values ​​to some elements in the two-dimensional array, for example, only assign an initial value to one row?

How to initialize a two-dimensional array in C++

#7. Run the program and you can see that in the array, only the first row has an initial value set, and the values ​​in other rows are all 0.

How to initialize a two-dimensional array in C++

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