Modern C for Absolute Beginners: A Friendly Introduction to the C Programming Language

© Slobodan Dmitrović 2021

S. DmitrovićModern C for Absolute Beginnershttps://doi.org/10.1007/978-1-4842-6643-4_9

9. Arrays

Slobodan Dmitrović¹  

(1)

Belgrade, Serbia

 

What is an array? An array is one or more data objects of the same type positioned next to each other in memory. Once declared, the array size is fixed, we cannot add nor remove elements to and from the array. The array itself is also a type.

9.1 Declaration

An array is a sequence of (one or more) elements of a certain type. To declare an array, we use the following syntax:

type_name array_name[array_size];

To declare an array of five integers, we write:

int main(void)

{

      int myarr[5];

}

The number 5 in the square brackets [] says how many array elements there are. We declared an array of ...