代码如下:
//使用格式输出函数printf()的例子
#include<stdio.h>
int main(void)
{
char c='a';
char str[] ="see you";
int i =1234;
float x=123.456789;
float y=1.2;
printf("1:%c,%s,%d,%f,%e,%f\n",c,str,i,x,x,y);
printf("2:%4c,%10s,%6d,%12f,%15e,%10f\n",c,str,i,x,x,y);
printf("3:%-4c,%-10s,%-6d,%-12f,%-15e,%-10f\n",c,str,i,x,x,y);
printf("4:%0c,%6s,%3d,%9f,%10e,%2f\n",c,str,i,x,x,y);
printf("5:%12.2f\n",x);
printf("6:%.2f\n",x);
printf("7:%10.4f\n",y);
printf("8:%8.3s,%8.0s\n",str,str);
printf("9:%%d\n",i);
return 0;
}