datatable.math.abs()¶
Return the absolute value of x
. This function can only be applied
to numeric arguments (i.e. boolean, integer, or real).
This function upcasts columns of types bool8
, int8
and int16
into
int32
; for columns of other types the stype is kept.
Parameters¶
x
FExpr
Column expression producing one or more numeric columns.
return
FExpr
The resulting FExpr evaluates absolute values in all elements
in all columns of x
.
Examples¶
DT = dt.Frame(A=[-3, 2, 4, -17, 0])
DT[:, abs(f.A)]
A | ||
---|---|---|
int32 | ||
0 | 3 | |
1 | 2 | |
2 | 4 | |
3 | 17 | |
4 | 0 |
The content on this page is licensed under the Creative Commons Attribution 4.0 License
(CC BY 4.0) ,
and code samples are licensed under the MIT License.