code. compile. run. debug. share.
/******************************************************************************
Online C Compiler.
Code, Compile, Run and Debug C program online.
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*******************************************************************************/
#include <stdio.h>
#include <stdint.h>
#define GET_BYTE(x, b) ((uint8_t)(x>>((b)*8)))
int main()
{
uint32_t x;
x = 0x12345678;
printf("%x %x %x %x", GET_BYTE(x,0), GET_BYTE(x,1), GET_BYTE(x,2), GET_BYTE(x,3));
return 0;
}
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