`map key = map getOrDefault key 0 + 1` kotlinlang #announcements

`map[key] = map.getOrDefault(key, 0) + 1`

Ruckus

09/25/2018, 7:26 PM

map[key] = map.getOrDefault(key, 0) + 1

Andreas Sinz

09/25/2018, 7:28 PM

Doesn't work on

Map

with no

set

Ruckus

09/25/2018, 7:29 PM

Indeed

Casey Brooks

09/25/2018, 7:30 PM

you’ll need a MutableMap, i.e.

mutableMapOf()

instead of

mapOf()

2 Views