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  1. #include <iostream>
  2. #include <string.h>
  3.  
  4. int main()
  5. {
  6. 	uint8_t a1[2][3] =
  7. 	{
  8. 		{ 1, 2, 3 },
  9. 		{ 4, 5, 6 },
  10. 	};
  11.  
  12. 	// copy
  13. 	uint8_t a2[3];
  14. 	memcpy( a2, a1[0], 3 );
  15.  
  16. 	for ( uint8_t i = 0; i < 3; i++ )
  17. 	{
  18. 		printf( "a2[%hhu] = %hhu\n", i, a2[i] );
  19. 	}
  20.  
  21. 	// or point to
  22. 	uint8_t * a3 = a1[1];
  23.  
  24. 	for ( uint8_t i = 0; i < 3; i++ )
  25. 	{
  26. 		printf( "a3[%hhu] = %hhu\n", i, a3[i] );
  27. 	}
  28.  
  29. 	return 0;
  30. }
Success #stdin #stdout 0s 5472KB
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stdin
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Standard input is empty
stdout
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a2[0] = 1
a2[1] = 2
a2[2] = 3
a3[0] = 4
a3[1] = 5
a3[2] = 6
https://ideone.com/aOob36
language:
C++ 4.3.2 (gcc-4.3.2)
created:
4 years ago
visibility:
secret

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