Question

How to print hex value in chunks using char* with C

Answer 1

#include <stdio.h>
#include <stdint.h> 

int main(void)
{
    uint32_t hex = 0x01020304;
    char* p = (char*)&hex;

    // Intel: little-endian  
    printf("%x %x %x %x\n", p[0], p[1], p[2], p[3]);

    return 0;
}



/*
run:

4 3 2 1

*/

 

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