diferencia entre * y & en c
Un puntero, en C, se declara como sigue:
tipo * nombre_puntero ; //char *pchar;
Diferencia entre "*" y "&"
'&': direccion de memoria
'*': contenido de esa dirección de memoria
char a = 'm'; /* Variable 'a' de tipo char */
char *pchar; /* Puntero a char 'pchar' */
pchar = &a; /* 'pchar' <- @ de 'a' */
printf("la direccion de memoria de 'a' es: %p \n", &a); //la direccion de memoria de 'a' es: 0061FF1B
printf("y su contenido es : %c \n", *pchar); //y su contenido es : m
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