sizeof 整數所占記憶體空間32bit or 64bit 用以下程式分別在32bit 和64bits編譯器底下執行 char str[] = "Hello" ; char *p = str ; printf("sizeof(str) = %d\n", ... ... <看更多>

Because the type of str is const char * i.e. pointer to const char , and the size of pointers on your system happens to be 8 bytes. ... <看更多>

... <stdio.h> #include <string.h> int main(void) { char str[42] = "fortytwo"; size_t n = sizeof str; /* Take the size not the length. ... <看更多>

... <看更多>