如何将十进制数(浮点)舍入到最接近的整数？
例如
1.2 = 1 1.7 = 2
floating-point perl rounding
我在发送和中继主机上使用exim,发送主机似乎提供:
HELO foo_bar.example.com
响应:
501 Syntactically invalid HELO argument(s)
email exim
email ×1
exim ×1
floating-point ×1
perl ×1
rounding ×1