#include <stdio.h>
int main()
{
char c = 'a';
int n = c ; //将c赋值给n
float f = c ; //将c赋值给f
double d = c ; //将c赋值给d
printf("%d\n",n);
printf("%f\n",f);
printf("%lf\n",d);
return 0;
}
好的吧。。。谢谢
char不能直接转换为float和double？尝试下强制转型(float)c, (double)c