Re^3: Capturing regex from map

[Anonymous Monk]

Some other variants:

map { /^online.*svc:(.*?):/; $1 // () }
map { /^online.*svc:(.*?):/ and $1 or () }
map { /^online.*svc:(.*?):/ ? $1 : () }

The latter two are easy to extend if there are multiple captures. (The middle one is my favourite.)