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callcount

flag.Parse

standard library

The 453rd most-called standard-library function by production calls. Called 2,379 times across 560 modules; 1,802 of those run outside tests and generated code.

1% in production calls vs 2026-W37 (1,787 → 1,802)

All of flag → Docs on pkg.go.dev ↗

prod calls
1,802
non-test, non-generated
all calls
2,379
total callsites
modules
560
distinct callers
in loop
0%
of prod calls
in tests
24%
573 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 Parse 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 2,379, prioritizing in-loop and non-test usage. We link to source, never display it.

Parse · 12 of 2,379 callsites

top callers

The modules that reach for it

The modules that call Parse most in this snapshot.

  • github.com/vitessio/vitess1215%
  • vitess.io/vitess1215%
  • github.com/u-root/u-root1155%
  • github.com/IBM-Cloud/bluemix-go1095%
  • github.com/tailscale/tailscale552%

siblings

More from flag

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