打印当前的C语言开发环境中各种基本类型的变量所占字节数及其可表示的最大值

源文件main.c
 1 #include <stdio.h>
 2 
 3 #include <limits.h>
 4 #include <float.h>
 5 
 6 #include <string.h>
 7 
 8 void printLine() {
 9     printf("--------------------------------------
");
10 }
11 
12 int main(void) {
13     printf("sizeof(short) = %llu
", sizeof(short)); // 2
14     printf("sizeof(int) = %llu
", sizeof(int)); // 4
15     printf("sizeof(long) = %llu
", sizeof(long)); // 4
16     printf("sizeof(long long) = %llu
", sizeof(long long)); // 8
17     printLine();
18     printf("sizeof(float) = %llu
", sizeof(float)); // 4
19     printf("sizeof(double) = %llu
", sizeof(double)); // 8
20     printf("sizeof(long double) = %llu
", sizeof(long double)); // 8
21     printLine();
22     printf("sizeof(char *) = %llu
", sizeof(char *)); // 4(x86:32bit) or 8(x64:64bit)
23     printLine();
24     printf("FILENAME_MAX = %u
", FILENAME_MAX);
25     printLine();
26     printf("CHAR_MAX = %d
", CHAR_MAX);
27     printf("SHRT_MAX = %d
", SHRT_MAX);
28     printf("INT_MAX = %d
", INT_MAX);
29     printf("LONG_MAX = %ld
", LONG_MAX);
30     printf("LLONG_MAX = %lld
", LLONG_MAX);
31     printLine();
32     printf("UCHAR_MAX = %u
", UCHAR_MAX);
33     printf("USHRT_MAX = %u
", USHRT_MAX);
34     printf("UINT_MAX = %u
", UINT_MAX);
35     printf("ULONG_MAX = %lu
", ULONG_MAX);
36     printf("ULLONG_MAX = %llu
", ULLONG_MAX);
37     printLine();
38     printf("FLT_MAX = %e
", FLT_MAX);
39     printf("DBL_MAX = %le
", DBL_MAX);
40     printf("LDBL_MAX = %Le
", LDBL_MAX);
41     printLine();
42     char array[] = "I Miss You so much!";
43     printf("char array[1024] = "I Miss You so much!";
");
44     printf("sizeof(array) = %llu
", sizeof(array));
45     printf("strlen(array) = %llu
", strlen(array));
46     printLine();
47     char *array_pointer = "I Miss You so much!";
48     printf("char *array_pointer = "I Miss You so much!";
");
49     printf("sizeof(array_pointer) = %llu
", sizeof(array_pointer));
50     printf("strlen(array_pointer) = %llu
", strlen(array_pointer));
51     printLine();
52     int i;
53     for (i = 0; i < strlen(array); ++i) {
54         printf("array[%02d] = %c
", i, array[i]);
55     }
56 
57     return 0;
58 }
下面是在64位Windows 10上的Visual Studio 2017中编译运行的结果