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C language and

2022-04-23 00:35:00 【Small clay figurine ginger】

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1 General basic usage 

/*- #  Convert parameters to strings  */
#define STR(name) #name
/*- ##  Splicing effect  */
#define TAB_SIZE(name) sizeof(name##_tab)/sizeof(name##_tab[0])

uint8_t  test_tab[10] = {
    0} ; 

int  main(int argc,char **argv)
{
    
    printf("===test: %s \n",STR(strtest) ) ;
    printf("===tab size: %d \n",TAB_SIZE(test) ) ;
    return 0 ;
}

result ：
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