math.Counter

Increments and returns a global counter.

The counter is global for both monolingual and multilingual sites, and its initial value for each build is 1.

{{ warnf "single.html called %d times" math.Counter }}

WARN  single.html called 1 times
WARN  single.html called 2 times
WARN  single.html called 3 times

Use this function to:

Create unique warnings as shown above; the [warnf] function suppresses duplicate messages
Create unique target paths for the resources.FromString function where the target path is also the cache key