map ()
map
<
T
,
U
>
(
f
)
:
(
<
I
,
O
>
(
x
)
=>
O
)
Same as
Opt.map
, but also supports arrays.
Type Parameters
T
U
Parameters
f
:
(
(
_
)
=>
U
)
(
_
)
:
U
Parameters
_
:
T
Returns
U
Returns
(
<
I
,
O
>
(
x
)
=>
O
)
<
I
,
O
>
(
x
)
:
O
Type Parameters
I
extends
Opt
<
T
>
|
readonly
T
[]
O
extends
Opt
<
U
>
|
U
[]
Parameters
x
:
I
Returns
O
See
Opt.map
Back to index
Same as Opt.map, but also supports arrays.