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locnnil/size_of_array_C.md

Last active February 16, 2022 13:42
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Define the size of an array in C
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size_of_array_C.md

The size of a Array in C

  • Using sizeof:
int a[17];
size_t n = sizeof(a) / sizeof(a[0]);
  • Using a Macro function
#define NELEMS(x)  (sizeof(x) / sizeof((x)[0]))

Code snippets getted from Stack Overflow from ansewer of Mark Harrison

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