floor¶
Round down
floor x floor[x]Returns the greatest integer less than or equal to numeric x.
q)floor -2.1 0 2.1
-3 0 2Implicit iteration¶
floor is an atomic function.
q)floor(1.2;3.4 5.6)
1
3 5
q)floor`a`b!(1.2;3.4 5.6)
a| 1
b| 3 5
q)floor([]a:1.2 3.4;b:5.6 7.8)
a b
---
1 5
3 7domain: b g x h i j e f c s p m d z n u v t
range: . . . h i j j j c s . . . s . . . .Prior to V3.0¶
Prior to V3.0, floor
- used comparison tolerance
- accepted datetime (Since V3.0, use
"d"$instead.)
q)floor 2 - 10 xexp -12 -13
1 2
q)floor 2009.10.03T13:08:00.222 /type error since V3.0
2009.10.03
q)"d"$2009.10.03T13:08:00.222
2009.10.03Domain and range¶
domain b g x h i j e f c s p m d z n u v t
range . . . h i j j j c s . . . . . . . .Range: hijcs