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callcount

time.Time.AppendFormat

standard library

The 6866th most-called standard-library method by production calls. Called 100 times across 53 modules; 87 of those run outside tests and generated code.

1% in production calls vs 2026-W37 (88 → 87)

All of time → Docs on pkg.go.dev ↗

prod calls
87
non-test, non-generated
all calls
100
total callsites
modules
53
distinct callers
in loop
11%
of prod calls
in tests
9%
9 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 Time.AppendFormat from notable Go projects. Open one on the map to see what else it hammers.

where it's called

Callsites in the wild

12 representative callsites of 100, prioritizing in-loop and non-test usage. We link to source, never display it.

Time.AppendFormat · 12 of 100 callsites

top callers

The modules that reach for it

The modules that call Time.AppendFormat most in this snapshot.

  • github.com/twmb/franz-go99%
  • github.com/rs/zerolog66%
  • github.com/ncruces/go-sqlite355%
  • github.com/VictoriaMetrics/VictoriaLogs44%
  • github.com/ugorji/go/codec44%

siblings

More from time

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