To determine the length of a statically allocated array, the sizeof operator can be used. - C Data Type

Description

To determine the length of a statically allocated array, the sizeof operator can be used.

Demo Code

#include <stdio.h>
int main(void) {
   int myArray[] = { 1, 2, 3 }; /* alternative */

   int length = sizeof(myArray) / sizeof(int); /* 2 */

   printf("%d", length);
}

Result

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Related Tutorials

• Introducing the sizeof Operator
• Use sizeof operator to determine the memory requirements of arrays.
• sizeof operator takes a variable name or data type as an argument and returns the number of bytes required to store the data in memory.
• Use sizeof() operator to get array size
• Get the type size