Function floor() rounds down a given number to its floor, namely returns the largest integer that is no greater than the number.

Arguments：

• Number <number>

Returns：

• Floor <number>

Common Usage

Example: round down -45.2 and return the value after calculation

return floor(-45.2) 

Example: find 10 @transfer edges, return their amounts after rounding down

find().edges({@transfer}) as e
limit 10
return floor(e.amount)