编程学习网为您整理以下代码实例，主要实现：char变量的数字性质，希望可以帮到各位朋友。
#include <stdio.h>
int main( voID )
{
char c1 = 'a';
char c2 = 90;
/* Print variable c1 as a character, then as a number */
printf("\nAs a character, variable c1 is %c", c1);
printf("\nAs a number, variable c1 is %d", c1);
printf("\nAs a character, variable c2 is %c", c2);
printf("\nAs a number, variable c2 is %d\n", c2);
return 0;//
}
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