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callcount

bytes.Reader.Len

standard library

The 3414th most-called standard-library method by production calls. Called 315 times across 95 modules; 173 of those run outside tests and generated code.

All of bytes → Docs on pkg.go.dev ↗

prod calls
173
non-test, non-generated
all calls
315
total callsites
modules
95
distinct callers
in loop
11%
of prod calls
in tests
44%
138 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 method99%A method on a value whose type is known exactly.
  • Embedded method<1%Reached through an embedded type.

who calls this

Notable callers

Production calls into Reader.Len 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 315, prioritizing in-loop and non-test usage. We link to source, never display it.

Reader.Len · 12 of 315 callsites

top callers

The modules that reach for it

The modules that call Reader.Len most in this snapshot.

  • github.com/minio/minio3712%
  • github.com/aws/aws-sdk-go217%
  • github.com/aliyun/aliyun-tablestore-go-sdk186%
  • github.com/Binject/debug175%
  • github.com/aws/aws-sdk-go-v2/feature/s3/manager103%

siblings

More from bytes

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