Catalyst.Optional.is_present – catalyst-1 Reference Manual
Packages
catalyst-1
Catalyst
Optional
is_present
value
Optional.empty
Optional.of
Optional.of_nullable
filter
flat_map
map
or_else
or_else_get
or_else_throw
is_present
Description:
public
bool
is_present
{
get
; }
Whether or not the the optional contains a value.