reflect.MapIter.Next
standard libraryThe 3771st most-called standard-library method by production calls. Called 190 times across 90 modules; 163 of those run outside tests and generated code.
3% in production calls vs 2026-W39 (159 → 163)
- prod calls
- 163
- non-test, non-generated
- all calls
- 190
- total callsites
- modules
- 90
- distinct callers
- in loop
- 9%
- of prod calls
- in tests
- 14%
- 26 calls
- resolved
- 100%
- to a known target
resolution mix
How each call resolves
How each call was attributed. Only resolved kinds, where the target function is known, count toward the ranking. Interface dispatch and unresolved receivers are reported separately and never guessed. Read the taxonomy →
- Concrete method100%A method on a value whose type is known exactly.
who calls this
Notable callers
Production calls into MapIter.Next from notable Go projects. Open one on the map to see what else it hammers.
- Kubernetes 9 6%
- Protocol Buffers 8 5%
- Hugo 7 4%
- Tailscale 3 2%
- Go (golang.org/x) 2 1%
where it's called
Callsites in the wild
12 representative callsites of 190, prioritizing in-loop and non-test usage. We link to source, never display it.
- in loop
- in loop
- in loop
-
caarlos0/env/v11 @v11.4.1
in loop -
cloudwego/eino @v0.9.21
in loop - in loop
- in loop
-
goccy/go-yaml @v1.19.2
in loop - in loop
- in loop
- in loop
-
thoas/go-funk @v0.9.3
in loop
top callers
The modules that reach for it
The modules that call MapIter.Next most in this snapshot.
- github.com/tinygo-org/tinygo126%
- google.golang.org/protobuf95%
- github.com/parquet-go/parquet-go74%
- github.com/goccy/go-json63%
- github.com/gohugoio/hugo63%
siblings
More from reflect
The other most-called members in this package. See all →