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callcount

fmt.Fprintf

standard library

The 10th most-called standard-library function by production calls. Called 2,450 times across 142 modules; 2,112 of those run outside tests and generated code.

All of fmt → Docs on pkg.go.dev ↗

prod calls
2,112
non-test, non-generated
all calls
2,450
total callsites
modules
142
distinct callers
in loop
18%
of prod calls
in tests
8%
197 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 →

  • Package function100%A direct call to an exported package function, resolved by type.

where it's called

Callsites in the wild

6 representative callsites of 2,450, prioritizing in-loop and non-test usage. We link to source, never display it.

Fprintf · 6 of 2,450 callsites

top callers

The modules that reach for it

The modules that call Fprintf most in this snapshot.

  • github.com/fatih/color88336%
  • k8s.io/apimachinery38016%
  • github.com/prometheus/prometheus1767%

siblings

More from fmt

The other most-called functions in this package. See all →