typesize.c

来自「经典书籍：C Primer Plus(第五版)中文版和源代码 本书全面讲述了C」· C语言 代码 · 共 13 行

/* typesize.c -- prints out type sizes */
#include <stdio.h>
int main(void)
{
/* c99 provides a %zd specifier for sizes */
    printf("Type int has a size of %u bytes.\n", sizeof(int));
    printf("Type char has a size of %u bytes.\n", sizeof(char));
    printf("Type long has a size of %u bytes.\n", sizeof(long));
    printf("Type double has a size of %u bytes.\n",
            sizeof(double));
    return 0;
}