浮点型打印保留3位小数
时间: 2023-08-08 21:12:08 浏览: 161
要打印浮点数并保留3位小数,可以使用输出格式说明符来指定精确到小数点后3位。在C语言中,可以使用printf函数来实现。例如,可以使用以下代码来打印浮点数并保留3位小数:
```c
#include <stdio.h>
int main() {
float f = 3.1415926;
printf("%.3f\n", f);
return 0;
}
```
在上述代码中,%.3f表示输出精确到小数点后3位。运行该代码,将会输出3.142,即浮点数3.1415926保留3位小数后的结果。\[1\]
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