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callcount

golang.org/x/exp/slices.Contains

third-party

The 6921st most-called third-party function by production calls. Called 110 times across 26 modules; 88 of those run outside tests and generated code.

No change in production calls since 2026-W39.

All of golang.org/x/exp/slices → Docs on pkg.go.dev ↗

prod calls
88
non-test, non-generated
all calls
110
total callsites
modules
26
distinct callers
in loop
38%
of prod calls
in tests
20%
22 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.

who calls this

Notable callers

Production calls into Contains 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 110, prioritizing in-loop and non-test usage. We link to source, never display it.

top callers

The modules that reach for it

The modules that call Contains most in this snapshot.

  • maunium.net/go/mautrix3532%
  • github.com/coder/coder2119%
  • github.com/metacubex/utls98%
  • github.com/gravitl/netmaker65%
  • github.com/safing/portmaster65%