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callcount

net/http.Header.Get

standard library

The 64th most-called standard-library method by production calls. Called 37,209 times across 728 modules; 16,346 of those run outside tests and generated code.

1% in production calls vs 2026-W39 (16,143 → 16,346)

All of net/http → Docs on pkg.go.dev ↗

prod calls
16,346
non-test, non-generated
all calls
37,209
total callsites
modules
728
distinct callers
in loop
3%
of prod calls
in tests
45%
16,821 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 Header.Get 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 37,209, prioritizing in-loop and non-test usage. We link to source, never display it.

Header.Get · 12 of 37,209 callsites

top callers

The modules that reach for it

The modules that call Header.Get most in this snapshot.

  • github.com/DataDog/datadog-api-client-go/v23,88810%
  • github.com/aliyun/alibabacloud-oss-go-sdk-v23,0948%
  • github.com/okta/okta-sdk-golang/v52,2636%
  • github.com/elastic/go-elasticsearch/v81,0783%
  • github.com/IBM/platform-services-go-sdk7142%

siblings

More from net/http

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