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#include <stdio.h> int main(void) { char *p = "123"; printf("p = %s ", p); p = "456"; printf("p = %s ", p); return 0; }
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#include <stdio.h> int main(void) { char *p = "123"; printf("p = %s ", p); p = "456" + 1; //指针p + i 等价于 &a[i],指针p由指向“4”的指针改为指向“5”的指针,因此显示56.?? printf("p = %s ", p); return 0; }