VDS Renaissance 的界面提供多种语言。官方文档以英语维护，以确保提供统一、一致且始终最新的参考。
@FSUB
Windows ✓Linux ✓macOS ⏳
Syntax
@FSUB(<value1>,<value2>)Description
This function returns the difference of its two arguments: <value1> - <value2>, which may be floating-point numbers.
OK
Unchanged.
Example
%F = @FSUB(%A,%B)See a more advanced example...